If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7y-21+2y=6
We move all terms to the left:
7y-21+2y-(6)=0
We add all the numbers together, and all the variables
9y-27=0
We move all terms containing y to the left, all other terms to the right
9y=27
y=27/9
y=3
| 4^(x)+2^(2x-1)=24 | | 2(p=5)=4-10p | | 3(x+5)=-2x-2x-13 | | 4^x+2^(2x-1)=24 | | 4^x+2^2x-1=24 | | n=5/8 | | 2k+4=-9 | | 2x+4=10+2•5x | | 1=-3(k+2)+7 | | 2/3*t=5/2 | | 6(2m+3)=4(3m-1) | | 15p-27=37 | | 9x^2-24=-6x | | 4x+2(20-5x)=22 | | v/5-3=5 | | -13m+6m+2=-19 | | 1/6x-1/3x5=-2 | | (7x-8)(3x-5)=0 | | 4^x+2^2x-1-24=0 | | 5x+2(x-3)=-2(x-1 | | ((7v-8)/3)+(7v+4)/6=26 | | -15=-3y+8 | | 40+0.2x=25+0.25x | | 4+(x÷4)=-2 | | 15=2y+8 | | 14g-3=-3g+8 | | n/6=24/42 | | 5(2x+1)=-3(-2x+5) | | 7+x-15=-22/3. | | -5(3x-15)=2(x-12)-105 | | 11x+97=-2 | | 7=7x+7 |