Home > MC1 > Chapter 9 > Lesson 9.3.1 > Problem 9-128
9-128.
Add x and y to get the sum. Multiply x and y to get the product.
Follow the pattern shown above right.
5 + y = 5 + a
What is y?
The product is 5a.
0.99 − 0.90 = 0.09
Add x and y to get the sum. Multiply x and y to get the product.
Follow the pattern shown above right.
5 + y = 5 + a
What is y?
The product is 5a.
0.99 − 0.90 = 0.09