7(1+x)-2(4x-5)=47

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Solution for 7(1+x)-2(4x-5)=47 equation:


Simplifying
7(1 + x) + -2(4x + -5) = 47
(1 * 7 + x * 7) + -2(4x + -5) = 47
(7 + 7x) + -2(4x + -5) = 47

Reorder the terms:
7 + 7x + -2(-5 + 4x) = 47
7 + 7x + (-5 * -2 + 4x * -2) = 47
7 + 7x + (10 + -8x) = 47

Reorder the terms:
7 + 10 + 7x + -8x = 47

Combine like terms: 7 + 10 = 17
17 + 7x + -8x = 47

Combine like terms: 7x + -8x = -1x
17 + -1x = 47

Solving
17 + -1x = 47

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + -1x = 47 + -17

Combine like terms: 17 + -17 = 0
0 + -1x = 47 + -17
-1x = 47 + -17

Combine like terms: 47 + -17 = 30
-1x = 30

Divide each side by '-1'.
x = -30

Simplifying
x = -30

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