An X-Men #1 comic book in mint condition recently sold for $45,000. An Action Comics #63 (Mile High) sold for $15,000. Write an equation and solve to find out how much more the X-Men comic book sold for than the Action Comics book.
45,000 = 15,000 + x
OR
45,000 - 15,000 = x
x = 30,000
100
Solve -4(3 + x) + 11 = -5
x = 1
200
Evaluate (2t +3g)÷4 if g = 2 and t = 11
7
200
Simplify (9y-6)(-3)
-27y + 18
200
Solve the equation (3k - 7 )/ 5 = 16 .
k = 29
200
Andy and Kayla played each other in chess 35 times last month. Kayla won 18 of these games. If they play 20 games next month, how many would you expect Kayla to win?
10
200
Find the y intercept of y = .5x - 3
y = -3
300
if g(x) = x2-4, if x = -6
32
300
42 is 15% of what number?
280
300
Solve the equation 6 + 2(3j - 2) = 4(1 + j)
j = 1
300
I purchased a new car for $3,334. After fixing it up, I sold it a few years later for $28,250. What is the percent of change in the value of the car (round to the nearest whole number)?
747%
300
If a building has floors that are each 13 ft high (1st floor starts at 0 ft), how high up is the 8th floor?
104 ft
400
[4.6(1 - 2.7)] * -3
23.46
400
Find the relative frequencies (in percents) of this set of numbers:
{10, 12, 20, 26, 32, 44, 56}
{5%, 6%, 10%, 13%, 16%, 22%, 28%}
400
Solve the equation 2(a - 8) + 7 = 5(a + 2) - 19
a = 0
400
Brandon is saving money to buy a video game system. He has $94 and plans to save $7 each week. Write an equation to describe the situation, and then figure out how much he will have saved after 8 weeks.
y = 7x + 94, y = 150
400
If y is in direct variation with x, and y=15 when x=12, what is y when x is 32?
y = 40
500
If f(x) = x2+5x, if x = .5
2.75
500
Simplify 6t + 3t - 2(4t + 6)
t - 12
500
Solve for k:
|-7| + k(3 - 9) = -65
k = 12
500
A company sells trail mix for $25 per pound. When it was on sale, I saved $5. What percent was saved with this sale?
20%
500
Write an equation in y=ax+b form for the cost of a cab ride if the flat rate is $2.00, and each mile you travel costs $0.50