Alex has $13 to buy a stereo that is $24. Write and solve an equation to find how much more money he needs. Use "n" for amount of money he needs.
What is n + 13 = 24
n = $11?
200
Evaluate for x = 3, y = 2
4x - 2y
What is 8?
200
Solve:
-19 = z - 21
What is z = 2?
200
Solve:
-5x = 45
What is x = -9?
200
Solve:
13n - 9 = 17
What is n = 2?
200
Jerry read 1,145 words in five minutes. Jon read 316 words less in the same time period. Write and solve an equation to find how many words Jon read.
What is n + 316 = 1,145
n = 829 words
300
Evaluate for f= 2, g = (-6)
2f^2 + 2g
What is -4?
300
Solve:
r + 53 = -19
What is (-72)?
300
n/-4 = -5
What is n = 20?
300
c/9 - 8 = 17
What is 225?
300
Write and solve an equation. Two less than two times the number of feet of fencing required equals twelve feet.
What is 2x - 2 = 12
x = 7 feet
400
Evaluate for x = (-3); y = 2
x^3 - 12y
What is (-51)?
400
Solve:
g - 35 = -62
What is (-27)?
400
(- 6) = n/5
What is n = -30?
400
Solve:
z/17 - 1 = 8
What is z = 153?
400
Write and solve:
The sum of twenty and a number divided by five is 15.
What is (20 + x)/ 5 = 15
x = 55?
500
Evaluate for x = 5, y = 2, and z = 8
10x - (4y + z)
What is 34?
500
Solve:
-54 = -32 + w
What is (-22)?
500
-15x = -60
What is x = 4?
500
f/(-9) + 4 = 2
What is f = 18?
500
Write and solve an equation:
The length of the gym floor is 5 ft longer than its width. Using w for width, write and expression for the length of the room.