6(r+3)+2(r+5)+10=

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Solution for 6(r+3)+2(r+5)+10= equation:


Simplifying
6(r + 3) + 2(r + 5) + 10 = 0

Reorder the terms:
6(3 + r) + 2(r + 5) + 10 = 0
(3 * 6 + r * 6) + 2(r + 5) + 10 = 0
(18 + 6r) + 2(r + 5) + 10 = 0

Reorder the terms:
18 + 6r + 2(5 + r) + 10 = 0
18 + 6r + (5 * 2 + r * 2) + 10 = 0
18 + 6r + (10 + 2r) + 10 = 0

Reorder the terms:
18 + 10 + 10 + 6r + 2r = 0

Combine like terms: 18 + 10 = 28
28 + 10 + 6r + 2r = 0

Combine like terms: 28 + 10 = 38
38 + 6r + 2r = 0

Combine like terms: 6r + 2r = 8r
38 + 8r = 0

Solving
38 + 8r = 0

Solving for variable 'r'.

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

Add '-38' to each side of the equation.
38 + -38 + 8r = 0 + -38

Combine like terms: 38 + -38 = 0
0 + 8r = 0 + -38
8r = 0 + -38

Combine like terms: 0 + -38 = -38
8r = -38

Divide each side by '8'.
r = -4.75

Simplifying
r = -4.75

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