Evaluate: -6+7-(-2)+1
4
Solve the equation: 1-(-2)+5x-x=-3+2x-1
x=-7/2 or x=-3.5
Solve the equation: 0.41=0.05x+0.06+0.02x
x=5
Solve the equation: (2/5)*(3x+4)=10
x=7
Solve: 3 / 4 = z / 16
z=12
Evaluate the expression: 2*[ (9+3) / 4 ]
6
Solve the equation: 3-(x-4)+2=5x+8-7x
x=-1
Solve the equation: 8.9+1.2(3a-1)=14.9
a=2
Solve the equation: (1/3)*(d+3)=5
d=12
Solve: -5x / 4 = 15 / 2
x=-6
Insert parentheses so that the value of the expression is 14:
2 * 2 + 32 - 4 + 3 * 5
(2 * 2 + 3)2 - (4 + 3)*5
Solve the equation: 14+2(4g-3)=40
g=4
Solve the equation: 1.3t+3(t+8.2)=37.5
t=3
Solve the equation: (4/3)*(7-n)=12
n=-2
Solve: (4x+1) / (10x) = -3 / 8
x=-4/31
Solve the equation: 8z=4(2z+1)
No solution
Solve the equation: 5h+2(11-h)=-5
h=-9
Solve the equation: 0.5 = 4.1x - 2*(1.3x-4)
x=-5
Solve the equation: -32=(8/7)*(3w-1)
w=-9
A karate studio offers a 6 week session for $175. How much would you expect to pay for a 9 week sessions?
$262.50
Chris pays $0.29 for each digital photo he prints. Debbie bought a $180 printer and pays $0.14 for each photo in paper and ink. After how many prints will Chris and Debbie have paid about the same?
1,200 prints
How many solutions does the equation 3(x-3)=3x-6 have?
None!
Solve the equation: -(-x+5)+8=(-1/2)x + 16.5
x=9
Solve the equation: (1/8)*(5x+64) = (1/2)*(20+2x)-4
x=16/3
Solve: 0.03 / (2x-10) = 0.12 / (x+9)
x=7