If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3x+9=-2(2x+6)
We move all terms to the left:
3x+9-(-2(2x+6))=0
We calculate terms in parentheses: -(-2(2x+6)), so:We get rid of parentheses
-2(2x+6)
We multiply parentheses
-4x-12
Back to the equation:
-(-4x-12)
3x+4x+12+9=0
We add all the numbers together, and all the variables
7x+21=0
We move all terms containing x to the left, all other terms to the right
7x=-21
x=-21/7
x=-3
| 8/15=4/15-z | | n2+12n–13=0 | | 63+(2x-10)+102+(6x-19)=360 | | -7x-16=2x11 | | -3(v=25=111 | | y=4+-7(15) | | 2/3(6j+9)=3j=+7 | | 2y/5=9 | | -14x+2(x-3)+7x=8x-97 | | 13x^2-47x-20=0 | | 0=3x^,+11x-4 | | n+(n•.08)=43.2 | | 6(5-8v+12=-54 | | 2y+5/5=9 | | (x/x-2)-(11x/7x+7)=0 | | (x+200)^2/3=36 | | 8(2r-4)-r=3(3r+2) | | 9+y/5=5 | | -15x+3(x-3)+8x=2x-9 | | 8-3j-9=12 | | x+11=12-3x | | b-1=7-7b | | 9x+21+6x=4 | | x+11=3x+12 | | 0=-4x^2+19x+30 | | 4(4x+5)=18x+18-2x+2 | | 175m-125m+47500=50000-200m | | 9=4r-4(r-4) | | 1/9(x-27)-1/8(x-8)=x-9 | | y-1/5=-4/5 | | 8x-(3x-12)=37 | | -11c-35=4c-2*4 |