260 likes | 273 Views
Engage in 25 problems solving two-step equations step-by-step on a whiteboard. Enhance math skills while having fun!
E N D
Problem #13 The sum of 9 and of a number, x, is 13. What is the number?
Problem #22 The sum of 7 and three times a number, a, is 16. What is the number?
Problem #23 The sum of 11 and four times a number, c, is 55. What is the number?