7x+2(x-30)=63+(x+3)

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Solution for 7x+2(x-30)=63+(x+3) equation:


Simplifying
7x + 2(x + -30) = 63 + (x + 3)

Reorder the terms:
7x + 2(-30 + x) = 63 + (x + 3)
7x + (-30 * 2 + x * 2) = 63 + (x + 3)
7x + (-60 + 2x) = 63 + (x + 3)

Reorder the terms:
-60 + 7x + 2x = 63 + (x + 3)

Combine like terms: 7x + 2x = 9x
-60 + 9x = 63 + (x + 3)

Reorder the terms:
-60 + 9x = 63 + (3 + x)

Remove parenthesis around (3 + x)
-60 + 9x = 63 + 3 + x

Combine like terms: 63 + 3 = 66
-60 + 9x = 66 + x

Solving
-60 + 9x = 66 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-60 + 9x + -1x = 66 + x + -1x

Combine like terms: 9x + -1x = 8x
-60 + 8x = 66 + x + -1x

Combine like terms: x + -1x = 0
-60 + 8x = 66 + 0
-60 + 8x = 66

Add '60' to each side of the equation.
-60 + 60 + 8x = 66 + 60

Combine like terms: -60 + 60 = 0
0 + 8x = 66 + 60
8x = 66 + 60

Combine like terms: 66 + 60 = 126
8x = 126

Divide each side by '8'.
x = 15.75

Simplifying
x = 15.75

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