If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-14-42=7a
We move all terms to the left:
-14-42-(7a)=0
We add all the numbers together, and all the variables
-7a-56=0
We move all terms containing a to the left, all other terms to the right
-7a=56
a=56/-7
a=-8
| r2− 1=1 | | 8x-20=153 | | 4(2x-4)+(5x+2)=24 | | -6(5+5x)=-30-6x | | 2(3x-1)-2=6x-4 | | 2/3x+x=-1/3x+14 | | -4(2-5n)=4n+40 | | x^2-8x=50 | | 9x^2-124=0 | | x/4+6+2x/8=36 | | -2n-2+4n=6n-2 | | 4=-2c(-3) | | 7x-3+5=9x+12 | | 5y-13=32y= | | 7+2x÷=5 | | z+0=35 | | 4(6x-1)+x=5(5x-1 | | -6x-(-7x-21)=19 | | 3r^+8r-3=0 | | 11+10(p+10)=4−5(2p+11) | | 3/4+r=2/3 | | -5.6=y+3.9 | | 14+12u=-16+-9u | | 7(m-3)=7m | | 31/2+v=51/10 | | 4x-15=7x+9 | | 13=k2+ 11 | | -7y+11=75+y | | -2.56m-17.8=5.31 | | 18.5=4.1(7+b)/2 | | (2x+30)+(3x)=55 | | -7.8x-10=5.2-(-4x-8.6)-5x |