-7(5r+6)+5(5r+6)=

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Solution for -7(5r+6)+5(5r+6)= equation:


Simplifying
-7(5r + 6) + 5(5r + 6) = 0

Reorder the terms:
-7(6 + 5r) + 5(5r + 6) = 0
(6 * -7 + 5r * -7) + 5(5r + 6) = 0
(-42 + -35r) + 5(5r + 6) = 0

Reorder the terms:
-42 + -35r + 5(6 + 5r) = 0
-42 + -35r + (6 * 5 + 5r * 5) = 0
-42 + -35r + (30 + 25r) = 0

Reorder the terms:
-42 + 30 + -35r + 25r = 0

Combine like terms: -42 + 30 = -12
-12 + -35r + 25r = 0

Combine like terms: -35r + 25r = -10r
-12 + -10r = 0

Solving
-12 + -10r = 0

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + -10r = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -10r = 0 + 12
-10r = 0 + 12

Combine like terms: 0 + 12 = 12
-10r = 12

Divide each side by '-10'.
r = -1.2

Simplifying
r = -1.2

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