(5x+8)-(7+4y)=8

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


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

Reorder the terms:
(8 + 5x) + -1(7 + 4y) = 8

Remove parenthesis around (8 + 5x)
8 + 5x + -1(7 + 4y) = 8
8 + 5x + (7 * -1 + 4y * -1) = 8
8 + 5x + (-7 + -4y) = 8

Reorder the terms:
8 + -7 + 5x + -4y = 8

Combine like terms: 8 + -7 = 1
1 + 5x + -4y = 8

Solving
1 + 5x + -4y = 8

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + 5x + -1 + -4y = 8 + -1

Reorder the terms:
1 + -1 + 5x + -4y = 8 + -1

Combine like terms: 1 + -1 = 0
0 + 5x + -4y = 8 + -1
5x + -4y = 8 + -1

Combine like terms: 8 + -1 = 7
5x + -4y = 7

Add '4y' to each side of the equation.
5x + -4y + 4y = 7 + 4y

Combine like terms: -4y + 4y = 0
5x + 0 = 7 + 4y
5x = 7 + 4y

Divide each side by '5'.
x = 1.4 + 0.8y

Simplifying
x = 1.4 + 0.8y

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