If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x/4+x/2=21
We move all terms to the left:
x/4+x/2-(21)=0
We calculate fractions
There is no solution for this equation
| 4x-2-6x=-26 | | 10k+5=12 | | 6=90/x | | 20-6x=30-26x | | 28+3v=-7(7v-4) | | 4x-17+77=360 | | 4(3+7x)=7x+33 | | 8=5b-b | | 20-6x+30-26x=180 | | 13=34s | | y-3/2=10 | | 83y=4 | | 12-3n=14-4n | | 5d–4d=15 | | X^3-3x^2+9x+7=0 | | q^2+11q+28=0 | | -v+16=165 | | 14x(6x-24)=5x-7 | | 3(2x-7)-1/2=-3 | | x+1/4-x/3=1/12 | | 8.5x=x+90 | | f/4+3/4=11/4 | | 17v–11v=12 | | 2x-5÷3=11 | | 176-u=11 | | 7^(x-4)=6 | | 5m+6=2m+27 | | -18+5y=6y | | 2(3p-7)=-14-6p | | 6r-7(r+6)=-30+r | | 7^(x-4)6= | | H(t)=-16t^2+75t+3 |