5(r-3)+16-2r=2(2r+9)

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Solution for 5(r-3)+16-2r=2(2r+9) equation:


Simplifying
5(r + -3) + 16 + -2r = 2(2r + 9)

Reorder the terms:
5(-3 + r) + 16 + -2r = 2(2r + 9)
(-3 * 5 + r * 5) + 16 + -2r = 2(2r + 9)
(-15 + 5r) + 16 + -2r = 2(2r + 9)

Reorder the terms:
-15 + 16 + 5r + -2r = 2(2r + 9)

Combine like terms: -15 + 16 = 1
1 + 5r + -2r = 2(2r + 9)

Combine like terms: 5r + -2r = 3r
1 + 3r = 2(2r + 9)

Reorder the terms:
1 + 3r = 2(9 + 2r)
1 + 3r = (9 * 2 + 2r * 2)
1 + 3r = (18 + 4r)

Solving
1 + 3r = 18 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
1 + 3r + -4r = 18 + 4r + -4r

Combine like terms: 3r + -4r = -1r
1 + -1r = 18 + 4r + -4r

Combine like terms: 4r + -4r = 0
1 + -1r = 18 + 0
1 + -1r = 18

Add '-1' to each side of the equation.
1 + -1 + -1r = 18 + -1

Combine like terms: 1 + -1 = 0
0 + -1r = 18 + -1
-1r = 18 + -1

Combine like terms: 18 + -1 = 17
-1r = 17

Divide each side by '-1'.
r = -17

Simplifying
r = -17

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