If it's not what You are looking for type in the equation solver your own equation and let us solve it.
42=7(b+3)
We move all terms to the left:
42-(7(b+3))=0
We calculate terms in parentheses: -(7(b+3)), so:We get rid of parentheses
7(b+3)
We multiply parentheses
7b+21
Back to the equation:
-(7b+21)
-7b-21+42=0
We add all the numbers together, and all the variables
-7b+21=0
We move all terms containing b to the left, all other terms to the right
-7b=-21
b=-21/-7
b=+3
| 30.x=6 | | -38=-8a+5 | | 24-2d=6 | | 6.9-2.8x=30.98 | | 5/x=23/8 | | 44+-9=x | | 115+2h=993 | | 56=7(h-82) | | 2x-4=x+10=132 | | 4(-c+4=12 | | 132+2h=934 | | 5x-4x-2=-8x+2 | | 132-+2h=934 | | 5a2+9a+4=0 | | 12.3-9.5x=45.55 | | (2)2x-8=3x+3 | | -3(w–3)=-12 | | 6w+56w=41 | | 8b+4b=24 | | 10x+5=-95 | | 3x-15=21 | | 0=0x+3 | | 5x+5=15 | | 1.22=3.66k | | -7.5(x-3)=72.5 | | 9x+9+5x=45 | | 20x-7=180 | | 2=2d+8 | | 10/3+1/8t=5 | | 2.5(x-4)=-60 | | 2x-42=24 | | 2x-4=x+10=x=180 |