2(4x-3)=2
8x-6=2
8x=8
x=1
k-3k=6k+-8k
k-3k=6k+-8k
k-2k=-2k+5
0k=5
No solution
1/2(4x+20/2)=8x
1/2(-4x+20/2)=8x
-2x+5=8x
5=10x
x=2
solve for x
x+a=n
x+a=n
x=n-a
2(x-6) =-5x-12+7x
2(x-6) =-5x-12+7x
2x-12=2x-12
-12=-12
identity
5x+3(7x+2)=2x+3
5x+3(7x+2)=2x+3
5x+21x+6=2x+3
26x+6+2x+3
24x=-3
x=-8
2(a-4)=4a-(2a+4)
2(a-4)=4a-(2a+4)
2a-8=4a-2a-4
2a-8=2a-4
-8=-4
No solution
3/4(x+3)=9
3/4(x+3)=9
4(3/4x+9/4)=(9)4
3x+9=36
3x=27
x=9
solve for x
dwx=q
dwx=q
x= q/dw
I always make a carrot pie for Christmas dinner. I can peel 4 carrots per minute. For the recipe, I need 80 carrots. How long will it take me to finish if I've already peeled 20 carrots?
4x+20=80
4p=60
p=15
15 minutes
4y+4+4(4y+4)=4+4+5y
4y+4+4(4y+4)=4+4+5y
4y+4+16y+16=8+5y
20y+20=8+5y
15y=-12
y=-12/15
-6a+3=-3(2a-1)
-6a+3=-3(2a-1)
-6a+3=-6a+3
3=3
Identity
2/5x-3=1/2
2/5x-3=1/2
5/2(2/5x)=(7/2)5/2
x=35/4
solve for x
c(x+q)=5n
c(x+q)=5n
x+q=5n/c
x=5n/c-q
simplify
4a-2(3a+7)
4a-2(3a+7)
4a-6a-14
-2a-14
3z+4z+6(7z+12z)+4z+5=2z
3z+4z+6(7z+12z)+4z+5
3z+4z+42z+72z+4z+5=2z
125z+5=2z
5=-123z
z=-24.6
10+6x=15+9x-3x
10+6x=15+9x-3x
10+6x=15+6x
10=15
no solution
-1/3x=12
-1/3x=12
x=-36
solve for x
6x+w=c
6x+w=c
x= c-w/6
solve for z
dz-wz=-q
dz+wz=q
z(d+w)=q
z=q/d+w
6x+7x+8(3x+1/2)=7x+3+2
6x+7x+8(3x+1/2)=7x+3+2
6x+7x+24x+4=7x+3+2
37x+4+7x+5
30x=1
x=1/30
3x+5=3x-2
3x+5=3x-2
3x-3x=-2-5
0=-7
no solution
1/3x+2/7=2
1/3x+2/7=2
1/3x=2-2/7
14/7-2/7=12/7
1/3x=12/7
x=36/7 or 5 1/7
solve for y
5(y-x)=y
5(y-x)=y
5y-5x=y
-5x=-4y
y=5x/5
3x+5-x=2x+7
3x+5-x=2x+7
2x+5=2x+7
0=2
no solution