If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2x+30=102
We move all terms to the left:
2x+30-(102)=0
We add all the numbers together, and all the variables
2x-72=0
We move all terms containing x to the left, all other terms to the right
2x=72
x=72/2
x=36
| -2.05+3g=14.45 | | 7/11*x=28 | | (10)(1/2x)(4)=-4 | | 9x‐30=6x+20 | | 142y²-426=0 | | |2m+6|+7=11 | | 12-5b=14-0.4 | | -2-6(2x-2)+2x=70 | | 0.66x-4=-22 | | 0.6666666x-4=-22 | | 5(b+15)=150 | | Y+3=4/3(x-2) | | 2/3x-4=-22 | | 5(b+15)=90 | | H=0.25x+11.25 | | 50=3x+5x-62 | | p=10/p | | -2w+-6=8.8 | | 3x+6x+2x2=108 | | 2x^2+98=180 | | j/3-8.4=-7.3 | | 11t^2+17t-240=0 | | 5^x=40x^-1/2 | | a^-¹=2 | | m+16.2/2=3.5 | | 8x-17=-5x+7 | | 2.2x-26=1.7x+5 | | -4(h+19)=0 | | 3.5t^2-13t-120=0 | | 0.333(x+0.5)=0.5(0.5x+1) | | -15-10z=-12z+5 | | 6.9=8^x |