Algebra
5n=50
n=10
3/4 + 2/8
1
6.77 X 1,000
6,770.00
.83 converted to a fraction
83/100
Bill weighs 42 pounds more than Steve. Together they weigh 370 pounds. How much does Steve weigh?
164 pounds
2n+8=36
n=14
5/6 + 3/8
29/24
24.4 X 10
244.0
.1
1/10
Eight times a number is the same as that number plus 84. What is the number?
12
5n-7=23
n=6
10/12 - 4/6
1/6
0.7 X 0.8
.56
9/100
0.09
A model of an Egyptian pyramid has a scale of 1.2" : 38 feet. If the height of the model is 3", what is the height of the real pyramid?
95 feet
2n-8=3n+3
n=-11
3/2 x 2/9
1.0 X 0.05
0.050
4/20
.2
I have 19 coins that are worth a total of $1.10. If they consist of only dimes and nickels, then how many nickels do I have?
16 nickels
4n-5=2n+17
n=11
7/8 / 1/2
7/4
0.2 X 0.10
0.020
18/25
.72
Half the weight of a brick plus 20 pounds is equal to 1/3 the weight of the brick plus 30 pounds. How much does the brick weigh?
60 pounds