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The question is 7a +10 = 2a

The question is 7a +10 = 2a
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The question is 7a +10 = 2a

User Mukul Jangir
by
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2 Answers

5 votes
7a+10=2a
Subtract 7a from both sides.
10=-5a
Divide 10 by -5.
-2=a or a=-2
User Diego Torres
by
8.0k points
2 votes
7a + 10 = 2a subtract 2a from both sides
-2a -2a
5a + 10 = 0 subtract 10 from both sides
-10 -10
5a = -10 then divide both sides by 5
/5 /5
a = - 2
User Arutha
by
8.4k points
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