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 = -18
-18 + 6r + -2r = 0

Combine like terms: 6r + -2r = 4r
-18 + 4r = 0

Solving
-18 + 4r = 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 + 4r = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 4r = 0 + 18
4r = 0 + 18

Combine like terms: 0 + 18 = 18
4r = 18

Divide each side by '4'.
r = 4.5

Simplifying
r = 4.5

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