Evaluate and Simplify
Evaluate the following expression when y=-1 and z=-4
y+z^2-6
9
Solve:
3x+10=18-1x
x=2
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x/6>2
x>12
Solve:
|-7x|=49
x=-7 or x=7
Solve for y:
5x-6y=-10
y=5/6x+5/3
Evaluate the following expression when x=5 and y=-2
x*(y-1)/3
-5
Solve:
4+5x=3x+6
x=1
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-3x+6>24
x<-6
Solve:
|x+5|-2=8
x=5 or x=-15
Solve for h:
A=1/2bh
h=(2A)/b
Simplify the following expression:
-2x(-x+2)-8x
2x^2-12x
Solve:
n+4/3=5/3+1/2n
n=2/3
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-84 > -8r+5(3r-7)
r<-7
Solve:
7|k+8|=70
k=2 or k=-18
Solve for H:
V=LWH
H=V/(LW)
Simplify the following expression:
16(3/8x-1/4y-5/16x-2y)
x-36y
Solve:
r-5/3=-25/12+3/2r+1/3r
r=1/2
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19 < 8a-5 < 75
3 < a < 10
Solve:
5|x-2|+8=-6
DNE
Solve for w:
V=lw+h
w=(V-h)/l
Simplify the following expression:
15(5/3x-1/5y-1/5y-7/15x)
18x-6y
Solve:
1/2m+1/6=3/2m-11/6
m=2
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1+5x < -9 or -8x-8 < -40
x < -2 or x > 4
Solve:
-3|1-x|-2=-14
x=-3 or x=5
Solve for b:
y=mx+b
b=y-mx