-2x+30=7(x+3)

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Solution for -2x+30=7(x+3) equation:


Simplifying
-2x + 30 = 7(x + 3)

Reorder the terms:
30 + -2x = 7(x + 3)

Reorder the terms:
30 + -2x = 7(3 + x)
30 + -2x = (3 * 7 + x * 7)
30 + -2x = (21 + 7x)

Solving
30 + -2x = 21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
30 + -2x + -7x = 21 + 7x + -7x

Combine like terms: -2x + -7x = -9x
30 + -9x = 21 + 7x + -7x

Combine like terms: 7x + -7x = 0
30 + -9x = 21 + 0
30 + -9x = 21

Add '-30' to each side of the equation.
30 + -30 + -9x = 21 + -30

Combine like terms: 30 + -30 = 0
0 + -9x = 21 + -30
-9x = 21 + -30

Combine like terms: 21 + -30 = -9
-9x = -9

Divide each side by '-9'.
x = 1

Simplifying
x = 1

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