Question

(ANSWER QUICK PLEASE)
Which properties justify the steps taken to solve the system?

{2a+7b=0
{3a−5b=31

Drag the answers into the boxes to match each step.

10a+35b=0; 21a−35b=217-
​31a = 217-
a = 7-
2(7)+7b=0-
14 + 7b = 0-
7b=−14-
b=−2-

things they can match up to- addition property of equality, subtraction property of equality, multiplication property of equality, division property of equality, subtraction property of equality, simplify, and associative property of addition

Answer 1

Step-by-step explanation:

Which properties justify the steps taken to solve the system?

{2a+7b=0

{3a-5b=31

Drag the answers into the boxes to match each step.

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iska answer 32