5(r-3)-4r=-15+1

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Solution for 5(r-3)-4r=-15+1 equation:


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

Reorder the terms:
5(-3 + r) + -4r = -15 + 1
(-3 * 5 + r * 5) + -4r = -15 + 1
(-15 + 5r) + -4r = -15 + 1

Combine like terms: 5r + -4r = 1r
-15 + 1r = -15 + 1

Combine like terms: -15 + 1 = -14
-15 + 1r = -14

Solving
-15 + 1r = -14

Solving for variable 'r'.

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

Add '15' to each side of the equation.
-15 + 15 + 1r = -14 + 15

Combine like terms: -15 + 15 = 0
0 + 1r = -14 + 15
1r = -14 + 15

Combine like terms: -14 + 15 = 1
1r = 1

Divide each side by '1'.
r = 1

Simplifying
r = 1

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