7x -3x = 20? I do not know what this is…

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Rosemarie asked Aug 14, 2022

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15 votes

7x -3x = 20?

I do not know what this is…

Mathematics
high-school

Rosemarie asked Aug 14, 2022

by Rosemarie

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Answer:

7x-2x=20

6x=20

6x÷6=20÷6

x=16.67

Michaellee answered Aug 15, 2022

by Michaellee

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25 votes

7x-3x = 20

Simplify by subtracting:

4x = 20

Divide both sides by 4:

X = 5

Serg Shevchenko answered Aug 19, 2022

by Serg Shevchenko

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