Solve the equation. 3(x – 9) = 30

2 answers:

4 0

3(x-9)=30
3x-27=30
+27 +27
3x=57
x=19

KiRa [710]4 years ago

3 0

First you expand the brackets:
3x - 27 = 30
And then you can solve:
3x - 27 = 30
+ 27
3x = 57
÷ 3
x = 19
Hope this helps!

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