3r+4-3+4s=7

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


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

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

Combine like terms: 4 + -3 = 1
1 + 3r + 4s = 7

Solving
1 + 3r + 4s = 7

Solving for variable 'r'.

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

Add '-1' to each side of the equation.
1 + 3r + -1 + 4s = 7 + -1

Reorder the terms:
1 + -1 + 3r + 4s = 7 + -1

Combine like terms: 1 + -1 = 0
0 + 3r + 4s = 7 + -1
3r + 4s = 7 + -1

Combine like terms: 7 + -1 = 6
3r + 4s = 6

Add '-4s' to each side of the equation.
3r + 4s + -4s = 6 + -4s

Combine like terms: 4s + -4s = 0
3r + 0 = 6 + -4s
3r = 6 + -4s

Divide each side by '3'.
r = 2 + -1.333333333s

Simplifying
r = 2 + -1.333333333s

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