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 53 Page 57

What number added to 4 equals -2?

-6

Practice makes perfect
Consider the given equation. x+4=-2In order to solve this equation using mental math we want to think about what it means in words. x + 4 = -2 A numberplus $4$equals$-2$. We know that if we add 4 to -6 we get -2. Therefore, x=-6. Let's now check our solution.
x+4? =-2
-6+4? =-2
-2=-2 âś“