If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+39(2x)=90
We move all terms to the left:
x+39(2x)-(90)=0
We add all the numbers together, and all the variables
393x-90=0
We move all terms containing x to the left, all other terms to the right
393x=90
x=90/393
x=30/131
| -2a-22=15 | | -11.13=-4.2n+3.15 | | 7t=10−3t | | |-4x-33|=19 | | 3s+6=8 | | 11.00+0.15m=35.00 | | 16y-24=4(4y-6) | | -8+5x=2(x-4)-8x | | 4n+7-9n-3=14 | | 7p=214+7p/2 | | 12.25+1065h=1800 | | (5c-2=c)24c | | -2n-5.5=22.8 | | 33=4a+-7 | | 10+46+x=180 | | x+(5x)+36=180 | | 2x(x+1)=5x+9 | | 5/2=3m/8 | | 6(x+11)=-300 | | (12y-2)=58 | | (2x+3)(3x+2)=6x^2+19 | | −1.2+m2.1=−2.07m= | | 17x-41+5+23=180 | | 5-x=265 | | 34m+2=44 | | -3k+10=21 | | 6x-23+4x+9=60 | | c/7+35=35 | | v+5.79=8.69 | | 10g+–8g=–6 | | -9.7y=-87.3 | | -4.1+3.4x=-12.6x= |