Algebraic Expressions
Simplify
8 + h - 2 x 5
h - 2
2/3 = x/9
6
Determine each total cost, including a 20% tip, for the following bill. Round to the nearest penny.
$103.65
$124.38
A $40 T-shirt is marked up 25%, what is the new price of the T-shirt?
$50
(−3)2+4×(−2)
1
solve for p
7.5/26 = 75/p
p = 260
4/8 = x/20
x = 10
Nick deposits $1500 into a savings account that earns simple interest to his account at the end of each year. What will the interest earned be after 1 year.
$30
A jacket was originally priced at $80. During a sale, the store offers a 30% discount.
What is the sale price of the jacket?
$56
What gas do plants absorb from the atmosphere during photosynthesis?
Carbon Dioxide
Simplify
9.5(a+4) - a
8.5a + 38
5/12.50 = 8/x
20
A T-shirt that costs $14 without tax costs $14.98 with tax. What is the sales tax percent?
7%
A video game originally costs $50. The store first marks it up by 20%, then later marks it down by 10% for a sale.
$54
What is the smallest country in the world by land area?
Vatican City
solve for x
4/x = 9
x = 4/9
1/8 = 3.75/x
30
A car that costs $14,000 without tax costs $14,700 with tax. What is the sales tax percent?
5%
Lydia buys material for a basic bar of soap for $2.50 and sells each bar for $4.50, what is the markup percent?
80% markup
What year did the first iPhone release?
2007
2x2 + x2 - x + 5
3x2 - x + 5
120/6 = x/15
300
Determine percent increase
Original: 75
New: 225
200% increase
John sells holiday soaps for $9 each. After the holiday the price of the soap drops to $6.75. What percent discount does he apply after the holiday?
25% off sale
A triangle has side lengths of 6 and 8 what is the missing side length.
10