30+7x=45

Simple and best practice solution for 30+7x=45 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 30+7x=45 equation:



30+7x=45
We move all terms to the left:
30+7x-(45)=0
We add all the numbers together, and all the variables
7x-15=0
We move all terms containing x to the left, all other terms to the right
7x=15
x=15/7
x=2+1/7

See similar equations:

| 8x-101=4x+91+12x | | 3x/2-9=35 | | -4​n​–8=6n+12 | | 76.2n=1066.8 | | –(q−–21)=–69 | | 3+6+7x=0 | | -1(3x+7)=-4(1x-2) | | b/3+17=19 | | 5-3x=3+9x | | 45+u=100 | | h+16/9=3 | | –3(7x+2)=141 | | -7+9s=29 | | 2x+3(2x-1)=13 | | 4x-8=20+4x+2x | | 7v-25=31 | | 9^x=91 | | 7r-22=41 | | -17m=-221 | | (x)+(4x)+(3x+54)=180 | | 100=b-7 | | m/7+90=100 | | 8=v+5 | | 6x+9x-31=42-6x | | 4+0.01x=3.8+0.03x | | u+255=1 | | x+89=7 | | 5(6c-4)+2c=76 | | 8x+4+6=58 | | 75=3x+9(x+7) | | 3^x+1=3 | | 36.5+v=699 |

Equations solver categories