5(r-7)=8(r+2)

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Solution for 5(r-7)=8(r+2) equation:


Simplifying
5(r + -7) = 8(r + 2)

Reorder the terms:
5(-7 + r) = 8(r + 2)
(-7 * 5 + r * 5) = 8(r + 2)
(-35 + 5r) = 8(r + 2)

Reorder the terms:
-35 + 5r = 8(2 + r)
-35 + 5r = (2 * 8 + r * 8)
-35 + 5r = (16 + 8r)

Solving
-35 + 5r = 16 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
-35 + 5r + -8r = 16 + 8r + -8r

Combine like terms: 5r + -8r = -3r
-35 + -3r = 16 + 8r + -8r

Combine like terms: 8r + -8r = 0
-35 + -3r = 16 + 0
-35 + -3r = 16

Add '35' to each side of the equation.
-35 + 35 + -3r = 16 + 35

Combine like terms: -35 + 35 = 0
0 + -3r = 16 + 35
-3r = 16 + 35

Combine like terms: 16 + 35 = 51
-3r = 51

Divide each side by '-3'.
r = -17

Simplifying
r = -17

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