7=9x+2(4x+1)

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Solution for 7=9x+2(4x+1) equation:


Simplifying
7 = 9x + 2(4x + 1)

Reorder the terms:
7 = 9x + 2(1 + 4x)
7 = 9x + (1 * 2 + 4x * 2)
7 = 9x + (2 + 8x)

Reorder the terms:
7 = 2 + 9x + 8x

Combine like terms: 9x + 8x = 17x
7 = 2 + 17x

Solving
7 = 2 + 17x

Solving for variable 'x'.

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

Add '-17x' to each side of the equation.
7 + -17x = 2 + 17x + -17x

Combine like terms: 17x + -17x = 0
7 + -17x = 2 + 0
7 + -17x = 2

Add '-7' to each side of the equation.
7 + -7 + -17x = 2 + -7

Combine like terms: 7 + -7 = 0
0 + -17x = 2 + -7
-17x = 2 + -7

Combine like terms: 2 + -7 = -5
-17x = -5

Divide each side by '-17'.
x = 0.2941176471

Simplifying
x = 0.2941176471

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