Solve Equation. Check solution. 3(3w - 4) = -20 OR -3x - 4.6 = 5.9 ?

asked Jan 21, 2016 355 views

1 vote

Solve Equation. Check solution.

3(3w - 4) = -20 OR -3x - 4.6 = 5.9 ?

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5 votes

I did this on a test last week

answer is
x= -3.5 or x= 7/2

Beejm answered Jan 22, 2016

by Beejm

7.6k points

3 votes

3(3w-4)=-20
9w-12=-20
9w=-8
w= -8/9

-3x-4.6=5.9 (multiple all numbers by 10 to rid of decimals)
-30x-46=59
-30x=105
x= -3.5 or x= 7/2

ThievingSix answered Jan 28, 2016

7.4k points

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