If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x-2(-2x-21)=-30
We move all terms to the left:
4x-2(-2x-21)-(-30)=0
We add all the numbers together, and all the variables
4x-2(-2x-21)+30=0
We multiply parentheses
4x+4x+42+30=0
We add all the numbers together, and all the variables
8x+72=0
We move all terms containing x to the left, all other terms to the right
8x=-72
x=-72/8
x=-9
| x+6/x-5+x-5/x+6=2x^2+23x+61/x^2+x-30 | | 17w−13w=8 | | y=-2(1.5)+6 | | y=-(1.5)+6 | | 2x-18+77=0 | | 3x+13=x^2+25 | | x+(7-2x)=11 | | 21/2x-3=31/2x+4 | | -3/5x+8=20 | | 2×5=n×5 | | 2^x+6=32 | | 2x+6=32. | | 2-6(m+1)=4(2-3)+6 | | -2(5t+4)=(t-10) | | 7/3x+4-x-6/3=1/3(8x+18)-2/3x | | 2x-2+3x-3+9x-9=1 | | 3m-3=20 | | 3.6=1.8y–5.4 | | 360=7a+12a+7a+10a | | x+1+90+9x-7=360 | | 14b+9b-0.25=3.20 | | 137=5x27-2 | | 3x^2+5x-8=540 | | v+37=–23 | | 4(1/2x-3)+6=7/3x+4-x-6/3 | | h–6=4 | | 20=j+4 | | 2(3x+5)-4=7/3x+4-x-6/3 | | 2t=437842357 | | 2400=6t2 | | 0=-4.9t²+19.6t+0.4 | | 1/2y=y-60 |