Model
10 = z+6
z = 4
3 = n-4
9c + 1 = 10
c = 1
subtract 5 from c
Sarah bought a book and a magazine. The book cost $10, and the total cost was $18. How much did the magazine cost?
v/5 = 9
v = 45
p - 3 = 15
p = 18
1 + 2r = 35
r = 17
t divided by 8
t/8
Jake earns $12 per hour at his part-time job. He worked for a certain number of hours and earned $84. How many hours did he work?
r/3 = 7
r = 21
-s/11 = 3
s = -33
m/5 + 9 =11
m = 10
one quarter added to n
n + 1/4
Emma has saved $20, and she earns $5 each time she walks her neighbor's dog. If she wants to save a total of $50, how many times does she need to walk the dog?
24 = 4c
c = 6
7 = k/9
k = 63
w/6 - 7 = 0
w = 42
The sum of eight and a product of 6 and y, multiplied by three fifths
(8+6y) x (3/5)
Alex buys some pens that cost $2.50 each. He also pays a flat fee of $3 for shipping. If he spends a total of $18.50, how many pens did he buy?
2.50x+3=18.50
Subtract 3 from both sides: 2.50x=15.50
Divide by 2.50: {15.50}/{2.50} = 6.2
Alex bought 6 pens
18 = a/2
a = 36
-c/4 = 9
c = - 36
9 = (8c+15)/c
c = 15
the total of seven-quarters of c and one sixths
Maya is saving up for a video game that costs $70. She has saved half of her money and has another $10 saved up from gifts. If she has $25 total so far, how much did she originally have in her savings?
Equation: (1/2)x + 10 = 25
* minus 10 from each side
* (1/2)x = 15
* multiply each side by 2
* x = 30