7y-(4y-3)=18

Simple and best practice solution for 7y-(4y-3)=18 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 7y-(4y-3)=18 equation:


Simplifying
7y + -1(4y + -3) = 18

Reorder the terms:
7y + -1(-3 + 4y) = 18
7y + (-3 * -1 + 4y * -1) = 18
7y + (3 + -4y) = 18

Reorder the terms:
3 + 7y + -4y = 18

Combine like terms: 7y + -4y = 3y
3 + 3y = 18

Solving
3 + 3y = 18

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + 3y = 18 + -3

Combine like terms: 3 + -3 = 0
0 + 3y = 18 + -3
3y = 18 + -3

Combine like terms: 18 + -3 = 15
3y = 15

Divide each side by '3'.
y = 5

Simplifying
y = 5

See similar equations:

| 12x-30=-150 | | 7r-5r+7=6r+7-r | | y=(cos(6x))-(cotg(2x)) | | 3(2x+1)=6(4x-2)+10+x | | 3x+75=300 | | 120=5(4-4k) | | 20+6s=-10 | | 34-20f=-18f | | 2=4-1 | | R+3.5=4 | | -2x+45=15 | | 8+4x-9x-2=7x-10-5x | | 3x^2+15x-196=0 | | -6(x+8)-42=3-57 | | P=-5q+8 | | 8-x-6= | | -6(x-8)-42=3-57 | | 2m-7m=2+4m-6 | | 11=14-h | | 8n=6n+4 | | d=17d-16d | | 10x+100=-100 | | 6n^2-32n+32=0 | | 51-s=159 | | -2=-2-7 | | 36-16=x | | F(-2)=75x+45 | | 16-36=x | | 48-y=5y | | P=-5+8 | | 188=-x+286 | | n-1=-4+3n-15 |

Equations solver categories