4+5(1-3r)=9-2r

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Solution for 4+5(1-3r)=9-2r equation:


Simplifying
4 + 5(1 + -3r) = 9 + -2r
4 + (1 * 5 + -3r * 5) = 9 + -2r
4 + (5 + -15r) = 9 + -2r

Combine like terms: 4 + 5 = 9
9 + -15r = 9 + -2r

Add '-9' to each side of the equation.
9 + -9 + -15r = 9 + -9 + -2r

Combine like terms: 9 + -9 = 0
0 + -15r = 9 + -9 + -2r
-15r = 9 + -9 + -2r

Combine like terms: 9 + -9 = 0
-15r = 0 + -2r
-15r = -2r

Solving
-15r = -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
-15r + 2r = -2r + 2r

Combine like terms: -15r + 2r = -13r
-13r = -2r + 2r

Combine like terms: -2r + 2r = 0
-13r = 0

Divide each side by '-13'.
r = 0

Simplifying
r = 0

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