3(7-y)+7y=-(y+4)

Simple and best practice solution for 3(7-y)+7y=-(y+4) 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 3(7-y)+7y=-(y+4) equation: 



3(7-y)+7y=-(y+4)

We move all terms to the left:

3(7-y)+7y-(-(y+4))=0

We add all the numbers together, and all the variables

3(-1y+7)+7y-(-(y+4))=0

We add all the numbers together, and all the variables

7y+3(-1y+7)-(-(y+4))=0

We multiply parentheses

7y-3y-(-(y+4))+21=0



We calculate terms in parentheses: -(-(y+4)), so:

-(y+4)

We get rid of parentheses

-y-4

We add all the numbers together, and all the variables

-1y-4

Back to the equation:

-(-1y-4)



We add all the numbers together, and all the variables

4y-(-1y-4)+21=0

We get rid of parentheses

4y+1y+4+21=0

We add all the numbers together, and all the variables

5y+25=0

We move all terms containing y to the left, all other terms to the right

5y=-25

y=-25/5

y=-5

See similar equations:

| 24=(r*r*r) | | 2x=3=2 | | 62=(4x+10) | | 6m-10=4m+10 | | 98x+28=35x+280 | | 10x+16=8x+38 | | 6x+9=-2x+5 | | 29-b=17 | | 10a-3=5a+12 | | 28=31-d | | 7=63/c | | 70+60+7x+1=180 | | 35-3w=26 | | 30+b=43 | | X*Y*z=5670 | | 5j-9=46 | | t/2=-33 | | 1.8x=10.8 | | 50=-16t^2+124t+12 | | (2x-10)/50=30 | | 80+50+10x=180 | | c÷4-1=3 | | -z/5=-15 | | 2^x+1=2^4 | | 4(4x+1)+2=-26 | | 3x^2+6x-12=27 | | 40+90+11x+6=180 | | X^2+4x-186=0 | | z/10+90=100 | | 80+45+3x+19=180 | | 80+50+6x+8=180 | | -30=-4+3x-9x |

Equations solver categories