7(6x-7)+4(3x-5)=1(5x+78)

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Solution for 7(6x-7)+4(3x-5)=1(5x+78) equation:


Simplifying
7(6x + -7) + 4(3x + -5) = 1(5x + 78)

Reorder the terms:
7(-7 + 6x) + 4(3x + -5) = 1(5x + 78)
(-7 * 7 + 6x * 7) + 4(3x + -5) = 1(5x + 78)
(-49 + 42x) + 4(3x + -5) = 1(5x + 78)

Reorder the terms:
-49 + 42x + 4(-5 + 3x) = 1(5x + 78)
-49 + 42x + (-5 * 4 + 3x * 4) = 1(5x + 78)
-49 + 42x + (-20 + 12x) = 1(5x + 78)

Reorder the terms:
-49 + -20 + 42x + 12x = 1(5x + 78)

Combine like terms: -49 + -20 = -69
-69 + 42x + 12x = 1(5x + 78)

Combine like terms: 42x + 12x = 54x
-69 + 54x = 1(5x + 78)

Reorder the terms:
-69 + 54x = 1(78 + 5x)
-69 + 54x = (78 * 1 + 5x * 1)
-69 + 54x = (78 + 5x)

Solving
-69 + 54x = 78 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-69 + 54x + -5x = 78 + 5x + -5x

Combine like terms: 54x + -5x = 49x
-69 + 49x = 78 + 5x + -5x

Combine like terms: 5x + -5x = 0
-69 + 49x = 78 + 0
-69 + 49x = 78

Add '69' to each side of the equation.
-69 + 69 + 49x = 78 + 69

Combine like terms: -69 + 69 = 0
0 + 49x = 78 + 69
49x = 78 + 69

Combine like terms: 78 + 69 = 147
49x = 147

Divide each side by '49'.
x = 3

Simplifying
x = 3

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