Evaluate
12 + x = 22
10
16x - 36y + 8
4(4x-9y+2)
6x - 9 + 5x - 3 -x
10x-12
3a - 5 = -14
a = -3
Ms. Evanowski's Bike Shop rents bikes for $10 plus $4 per hour. Cruz paid $30 to rent a bike. For how many hours did Cruz rent the bike?
5 hours
x = 5
4x + 10 = 30
3 + 4x = 11
2
5 + 25
5(1 + 5)
3c + 9y - 5c
-2c + 9y
10 = - 2c + 22
c = 6
A taxi service charges an initial fee of $8.40 plus $1.80 per mile. How many miles can you travel for $12?
2
28 + -3x = 10
6
18x + 6y - 24
6(3x + y - 4)
-4m + 5m - 7 x
m - 7x
-12 = -8z + 12
z = 3
It costs $2.50 to rent bowling shoes. Each game costs $2.25. You have $9.25. How many games can you bowl? Write and equation to represent the situation.
$2.25x + $2.50 = $9.25
2a2 + 3b + 5c when a = -2, b=3, and c = 2/5
19
1/2(x) + 3/2
1/2(x+3)
1/2 (6x + 12) - (x + 3)
2x + 3
-5h + 2/3 = 2
(hint: clear the fraction)
h = -4/15
The length of a rectangle is 3 meters less than twice its width. Let w represent the width. Write an expression to represent the length.
2w - 3
(5a + c2)/2b
a=13 b=3 c=5
15
-45z - 25
-5(9z+5)
6ab + 4bc - 3ab + bc
3ab + 5bc
1.3n - 0.03 = -9
n = -6.9
Hunter is 8 years younger than his brother. The sum of their ages is 44 years. How old is Hunter and how old is his brother?
Hunter = 18
Hunter's Brother = 26
x=brother
x-8=Hunter
x + x - 8 = 44
2x - 8 = 44
2x = 52
x = 52/2
x = 26