7s-(3s+1)=4(3+2)

Solution for 7s-(3s+1)=4(3+2) equation:

Simplifying
7s + -1(3s + 1) = 4(3 + 2)

Reorder the terms:
7s + -1(1 + 3s) = 4(3 + 2)
7s + (1 * -1 + 3s * -1) = 4(3 + 2)
7s + (-1 + -3s) = 4(3 + 2)

Reorder the terms:
-1 + 7s + -3s = 4(3 + 2)

Combine like terms: 7s + -3s = 4s
-1 + 4s = 4(3 + 2)

Combine like terms: 3 + 2 = 5
-1 + 4s = 4(5)

Multiply 4 * 5
-1 + 4s = 20

Solving
-1 + 4s = 20

Solving for variable 's'.

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

Add '1' to each side of the equation.
-1 + 1 + 4s = 20 + 1

Combine like terms: -1 + 1 = 0
0 + 4s = 20 + 1
4s = 20 + 1

Combine like terms: 20 + 1 = 21
4s = 21

Divide each side by '4'.
s = 5.25

Simplifying
s = 5.25