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-3 =-2(X) +7 what is the value of x
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-3 =-2(X) +7 what is the value of x

User Sergej Fomin
by
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2 Answers

3 votes

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- 3 = - 2x + 7

Subtract sides -7


- 3 - 7 = - 2x + 7 - 7


- 10 = - 2x

Negatives simplifies


10 = 2x

Divide sides by 2


(10)/(2) = (2)/(2)x \\


x = 5

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User Terell
by
6.2k points
0 votes
Subtract -2x then add 3 to 7 then -2x = 10 divide both sides by 2 x = -5
User Bryan Goodrich
by
5.6k points
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