2 years ago

What 18x+90=180 i have to solve like a equation

Mathematics

2 answers:

pogonyaev2 years ago

6 0

$18x+90=180 \\ 18x+90-90=180-90 \\ 18x=90 \\ 18x/18=90/18 \\ x=5$

Bad White [126]2 years ago

5 0

18x+90=180
-90 -90 Subtract 90 from both sides
__________
18x=90
/18 /18 Divide 18 on both sides
__________
x=5

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