8(6r+4)-2(7+5r)=

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Solution for 8(6r+4)-2(7+5r)= equation:


Simplifying
8(6r + 4) + -2(7 + 5r) = 0

Reorder the terms:
8(4 + 6r) + -2(7 + 5r) = 0
(4 * 8 + 6r * 8) + -2(7 + 5r) = 0
(32 + 48r) + -2(7 + 5r) = 0
32 + 48r + (7 * -2 + 5r * -2) = 0
32 + 48r + (-14 + -10r) = 0

Reorder the terms:
32 + -14 + 48r + -10r = 0

Combine like terms: 32 + -14 = 18
18 + 48r + -10r = 0

Combine like terms: 48r + -10r = 38r
18 + 38r = 0

Solving
18 + 38r = 0

Solving for variable 'r'.

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

Add '-18' to each side of the equation.
18 + -18 + 38r = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 38r = 0 + -18
38r = 0 + -18

Combine like terms: 0 + -18 = -18
38r = -18

Divide each side by '38'.
r = -0.4736842105

Simplifying
r = -0.4736842105

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