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3 votes
-4(9r+10)+5(10r+7) simplified

2 Answers

4 votes

Answer: 14r - 5

Step-by-step explanation: simplify the expression

User Beahacker
by
5.6k points
6 votes

-4(9r+10)+5(10r+7)

Multiply the first bracket by -4

Multiply the second bracket by 5

(-4)(9r)(-4)(10)

=-36r-40

(5)(10r)+(5)(7)

=-50r+35

-36r-40+50r+35

-36r+50r-40+35 ( rearranging)

14r-5

Answer: 14r-5

User Brian Dillingham
by
5.3k points