4(s-7)=7(3s+2)+9

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Solution for 4(s-7)=7(3s+2)+9 equation:


Simplifying
4(s + -7) = 7(3s + 2) + 9

Reorder the terms:
4(-7 + s) = 7(3s + 2) + 9
(-7 * 4 + s * 4) = 7(3s + 2) + 9
(-28 + 4s) = 7(3s + 2) + 9

Reorder the terms:
-28 + 4s = 7(2 + 3s) + 9
-28 + 4s = (2 * 7 + 3s * 7) + 9
-28 + 4s = (14 + 21s) + 9

Reorder the terms:
-28 + 4s = 14 + 9 + 21s

Combine like terms: 14 + 9 = 23
-28 + 4s = 23 + 21s

Solving
-28 + 4s = 23 + 21s

Solving for variable 's'.

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

Add '-21s' to each side of the equation.
-28 + 4s + -21s = 23 + 21s + -21s

Combine like terms: 4s + -21s = -17s
-28 + -17s = 23 + 21s + -21s

Combine like terms: 21s + -21s = 0
-28 + -17s = 23 + 0
-28 + -17s = 23

Add '28' to each side of the equation.
-28 + 28 + -17s = 23 + 28

Combine like terms: -28 + 28 = 0
0 + -17s = 23 + 28
-17s = 23 + 28

Combine like terms: 23 + 28 = 51
-17s = 51

Divide each side by '-17'.
s = -3

Simplifying
s = -3

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