x - (-7) = 10
x = 3
7w - 3w + 4w = 15
Does w = 3?
No
4.3m - 3.36 = 5.7m
m = -2.4
Base of a triangle is 10 units
Height is 5 units
What is the area?
25 units squared
Five friends buy tickets to a concert and pay $592.50. How much per ticket?
$118.50
What are operations that undo each other?
inverse operations
6m - 7 - 4m - 16 = -23
m = 0
8.5 - 2.7k = 3.9k - 18.89
k = 4.15
If one side of a rectangle is 23 units and the other is 5y - 2, what is y?
5
The product of a number and seven, increased by 3, is 59.
8
124 - 8g = 36
g = 11
9p + 4(2 + p) = -18
p = -2
5m + 18 = 15m - 24 - 4m
m = 7
Opposite sides of a rectangle are 7x - 4 and 3x + 8. What is each side?
17 units
6 friends went out to dinner. Each person ordered the same dinner, which cost $15.85. The friends left a combined tip of $16. What was the total?
$111.10
236 = 15m - (-26)
m = 14
(k - 4)/9 = 2^2 - 1
k = 31
5(y - 3) = 8(y + 6)
-21
Equilateral triangle sides are 2x - 3 and x + 5.
What is the perimeter?
39 units
Company B: $250 once and $78 per hour
When are the companies the same?
5 hours
7 + d/6 = 13 + 5 + 2 - 1
d = 72
-8m - 9(5 - 3m) = 12
m = 3
j = -2
Area of a triangle is 884 square meters
Base is 17
Height is x + 13
What is x?
x = 91
Clay and Jordan are buying tickets for the school play. Adult tickets cost $3 more than student tickets. Clay buys 7 student tickets and 6 adult tickets. Jordan buys 15 student tickets and 1 adult ticket. Write and solve an equation that models this situation if they both spend the same amount of money on their tickets.
x = 5