5(8x-1)-7(4x+1)+8(7-4x)=19

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Solution for 5(8x-1)-7(4x+1)+8(7-4x)=19 equation:


Simplifying
5(8x + -1) + -7(4x + 1) + 8(7 + -4x) = 19

Reorder the terms:
5(-1 + 8x) + -7(4x + 1) + 8(7 + -4x) = 19
(-1 * 5 + 8x * 5) + -7(4x + 1) + 8(7 + -4x) = 19
(-5 + 40x) + -7(4x + 1) + 8(7 + -4x) = 19

Reorder the terms:
-5 + 40x + -7(1 + 4x) + 8(7 + -4x) = 19
-5 + 40x + (1 * -7 + 4x * -7) + 8(7 + -4x) = 19
-5 + 40x + (-7 + -28x) + 8(7 + -4x) = 19
-5 + 40x + -7 + -28x + (7 * 8 + -4x * 8) = 19
-5 + 40x + -7 + -28x + (56 + -32x) = 19

Reorder the terms:
-5 + -7 + 56 + 40x + -28x + -32x = 19

Combine like terms: -5 + -7 = -12
-12 + 56 + 40x + -28x + -32x = 19

Combine like terms: -12 + 56 = 44
44 + 40x + -28x + -32x = 19

Combine like terms: 40x + -28x = 12x
44 + 12x + -32x = 19

Combine like terms: 12x + -32x = -20x
44 + -20x = 19

Solving
44 + -20x = 19

Solving for variable 'x'.

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

Add '-44' to each side of the equation.
44 + -44 + -20x = 19 + -44

Combine like terms: 44 + -44 = 0
0 + -20x = 19 + -44
-20x = 19 + -44

Combine like terms: 19 + -44 = -25
-20x = -25

Divide each side by '-20'.
x = 1.25

Simplifying
x = 1.25

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