Pearson Algebra 1 Common Core, 2011
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Pearson Algebra 1 Common Core, 2011 View details
8. An Introduction to Equations
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Exercise 37 Page 56

13 times what number equals 26?

2

Practice makes perfect
Consider the given equation. 13c=26In order to solve this equation using mental math, we want to think about what it means in words. 13 c = 26 13times a number equals 26 We know that 13 times 2 equals 26. Therefore, c=2. Let's now check our solution.
13c? =26
13( 2)? =26
26=26 âś“