8(r+4)=-7(-5-r)

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


Simplifying
8(r + 4) = -7(-5 + -1r)

Reorder the terms:
8(4 + r) = -7(-5 + -1r)
(4 * 8 + r * 8) = -7(-5 + -1r)
(32 + 8r) = -7(-5 + -1r)
32 + 8r = (-5 * -7 + -1r * -7)
32 + 8r = (35 + 7r)

Solving
32 + 8r = 35 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
32 + 8r + -7r = 35 + 7r + -7r

Combine like terms: 8r + -7r = 1r
32 + 1r = 35 + 7r + -7r

Combine like terms: 7r + -7r = 0
32 + 1r = 35 + 0
32 + 1r = 35

Add '-32' to each side of the equation.
32 + -32 + 1r = 35 + -32

Combine like terms: 32 + -32 = 0
0 + 1r = 35 + -32
1r = 35 + -32

Combine like terms: 35 + -32 = 3
1r = 3

Divide each side by '1'.
r = 3

Simplifying
r = 3

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