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

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


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

Reorder the terms:
-10(6 + 5r) + 3(5r + 3) = 0
(6 * -10 + 5r * -10) + 3(5r + 3) = 0
(-60 + -50r) + 3(5r + 3) = 0

Reorder the terms:
-60 + -50r + 3(3 + 5r) = 0
-60 + -50r + (3 * 3 + 5r * 3) = 0
-60 + -50r + (9 + 15r) = 0

Reorder the terms:
-60 + 9 + -50r + 15r = 0

Combine like terms: -60 + 9 = -51
-51 + -50r + 15r = 0

Combine like terms: -50r + 15r = -35r
-51 + -35r = 0

Solving
-51 + -35r = 0

Solving for variable 'r'.

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

Add '51' to each side of the equation.
-51 + 51 + -35r = 0 + 51

Combine like terms: -51 + 51 = 0
0 + -35r = 0 + 51
-35r = 0 + 51

Combine like terms: 0 + 51 = 51
-35r = 51

Divide each side by '-35'.
r = -1.457142857

Simplifying
r = -1.457142857

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