7x-10+2x=15

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Solution for 7x-10+2x=15 equation:


Simplifying
7x + -10 + 2x = 15

Reorder the terms:
-10 + 7x + 2x = 15

Combine like terms: 7x + 2x = 9x
-10 + 9x = 15

Solving
-10 + 9x = 15

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '10' to each side of the equation.
-10 + 10 + 9x = 15 + 10

Combine like terms: -10 + 10 = 0
0 + 9x = 15 + 10
9x = 15 + 10

Combine like terms: 15 + 10 = 25
9x = 25

Divide each side by '9'.
x = 2.777777778

Simplifying
x = 2.777777778

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