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Algebra I. The beginning of Calculus. Math Review September 30, 2013. Solve for x . 2. - 7 x + 2 = 58. Graph y = 2 x. Solve for x 1. . Solve a proportion: Up and down Across Cross Products. To solve for x, isolate the variable.
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Algebra I The beginning of Calculus.
Math Review September 30, 2013 Solve for x. 2. -7x + 2 = 58 • Graph • y = 2x Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 1, 2013 Solve for x. 2. 8x + 2= 66 • Graph • y = x Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 2, 2013 Solve for x. 2. 4x + 3= 95 • Graph • y = x +1 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 3, 2013 Solve for x. 2. 4x + 2= 90 • Graph • y = -2x +1 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 7, 2013 Solve for x. 2. -x + 8= 116 • Graph • y = 2x +3 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 8, 2013 Solve for x. 2. -x + 8= 116 • Graph • y = 2x +3 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 9, 2013 Solve for x. 2. x + 6= 102 • Graph • y = x -3 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 10, 2013 Solve for x. 2. 2x + 6= 36 • Graph • y = 3x +1 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 14, 2013 Solve for x. 2. 4x - 4= 128 • Graph • y = -2x Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 15, 2013 Solve for x. 2. 15x + 4= 229 • Graph • y = x +10 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 16, 2013 Solve for x. 2. 2x + 9= 131 • Graph • y = 3x -1 Solve for x 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 21, 2013 Solve for x. 2. -x = -8 -7 • Graph • y = -x - 4 Solve for x. 1. Solve a proportion: Up and down Across Cross Products To solve for x, isolate the variable. f(x) = mx + b defines a linear function
Math Review October 22, 2013 Solve for x. 2. -x = -1 + 9 • Plots the points, find the slope • (0, 0) and (4,4) Solve for x. 1. Solve a proportion: Up and down Across Cross Products m is slope f(x) = mx + b defines a linear function To solve for x, isolate the variable.
Math Review October 23, 2013 Solve for x. 2. 2x = -1 - 9 • Plots the points, find the slope • (1, 0) and (4,4) Solve for x. 1. Solve a proportion: Up and down Across Cross Products m is slope f(x) = mx + b defines a linear function To solve for x, isolate the variable.
Math Review October 24, 2013 Solve for x. 2. -2x = 1 - 8 • Plots the points, find the slope • (1, 1) and (4,4) Solve for x. 1. Solve a proportion: Up and down Across Cross Products m is slope f(x) = mx + b defines a linear function To solve for x, isolate the variable.
Math Review October 28, 2013 Solve for x. 2. -3x = 2x + 3 - 8 • Plots the points, find the slope • (-1, 1) and (-4, 4) Solve for x. 1. Solve a proportion: Up and down Across Cross Products m is slope f(x) = mx + b defines a linear function Collect and combine like terms.
Math Review October 29, 2013 Solve for x. 2. -6x = 3x + 18 - 9 • Plots the points, find the slope • (-1, 1) and (-4, 4) Solve for x. 1. Solve a proportion: Up and down Across Cross Products m is slope f(x) = mx + b defines a linear function Collect and combine like terms.
Math Review October 30, 2013 Solve for x. 2. -7x = x + 17 - 9 • Plots the points, find the slope • (-1, 2) and (-4, 2) Solve for x. 1. Solve a proportion: Up and down Across Cross Products m is slope f(x) = mx + b defines a linear function Collect and combine like terms.
Math Review October 31, 2013 Solve for x. 2. -4x = x + 14 - 9 • Plots the points, find the slope • (-2, 2) and (-2, 2) Solve for x. 1. Solve a proportion: Up and down Across Cross Products m is slope f(x) = mx + b defines a linear function Collect and combine like terms.
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Math Review November 5, 2013 Solve for x. 2. 7(x+1) = 28 3. Graph y = 2x – 1 Find y-intercept Property of Distribution – give one to each term Real numbers exist on the number line. y= mx + b defines linear 1. is between which two consecutive integers on the number line? line?
Math Review November 6, 2013 3. Graph y = -x + 2 Find y-intercept Solve for x. 2. 6(x - 82)= 72 Property of Distribution – give one to each term y= mx + b defines linear Real numbers exist on the number line. 1. is between which two consecutive integers on the number line?
Math Review November 7, 2013 Solve for x. 2. 3(-7x – 2)= 8 • Graph • y = -2x + 1 • Find y-intercept Solve for x. 1. is between which two consecutive integers on the number line? Property of Distribution – give one to each term f(x) = mx + b defines a linear function Real numbers exist on the number line.
Math Review November 11, 2013 3. Graph y = -x – 1 Find y-intercept Solve for x. 2. 7(x+12)= 28 Property of Distribution – give one to each term Real numbers exist on the number line. y= mx + b defines linear 1. is between which two consecutive integers on the number line?
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