3s+2r-7+4=

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Solution for 3s+2r-7+4= equation:


Simplifying
3s + 2r + -7 + 4 = 0

Reorder the terms:
-7 + 4 + 2r + 3s = 0

Combine like terms: -7 + 4 = -3
-3 + 2r + 3s = 0

Solving
-3 + 2r + 3s = 0

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 2r + 3 + 3s = 0 + 3

Reorder the terms:
-3 + 3 + 2r + 3s = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 2r + 3s = 0 + 3
2r + 3s = 0 + 3

Combine like terms: 0 + 3 = 3
2r + 3s = 3

Add '-3s' to each side of the equation.
2r + 3s + -3s = 3 + -3s

Combine like terms: 3s + -3s = 0
2r + 0 = 3 + -3s
2r = 3 + -3s

Divide each side by '2'.
r = 1.5 + -1.5s

Simplifying
r = 1.5 + -1.5s

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