One Step Equations
-3x + 13 = 7
x = 2
4(7x + 1) = -220
One Solution. x = -8
Eight less than three times a number is -23. Write the equation and solve for the unknown number.
3n - 8 = -23
n = -5
11x + 12 = 3(4x - 4)
One Solution. x = 24
Thirteen is 7 more than the quotient of a number and 5. Write the equation and solve for the unknown number.
13 = n/5 + 7
n = 30
5w - 3 - w + 2
4w - 1
The difference between the product of -7 and a number and 15 is -8. Write the equation and solve for the missing value.
-7n - 15 = -8
n = -1
w/4 + 14 = 28
w = 56
-8(x - 3) + 14x - 6x
24
Muscle City = $20 a month and $40 sign up fee. Muscle Gainz = $100 sign up fee and $10 a month You have a $300 budget for the membership. Which gym allows you the most amount of months?
Muscle Gainz. 20 months
1/2m - 9 = 16
m = 50
-2(x + 3) + 2(3x - 1)
4x - 8
A rectangle has a width 5n - 17 and a length of 2n - 8. Solve for the value of n if the perimeter of the rectangle is 48 cm.
n = 7