What is the solution to the following system?
x = 4y
2x + 3y = 22
(8,2)
100
The sum of two numbers is 104. Their difference is 68. What are the numbers?
86 and 18
100
Write the number eight billion in scientific notation
What is 8 x 10^9
100
4 + k = -8
k = -12
200
What is the formula for slope?
y2 - y2 / x2 - x1
200
r + s = -6
r - s = -10
(-8,2)
200
A shopper bought 6 shirts and 8 hats for $700. A week later, at the same prices, he bought 9 shirts and 6 hats for $660. What was the cost of one shirt?
$30
200
Write the number 0.0000056 in scientific notation
5.6 x 10^-6
200
10 = m/16
m = 160
300
Write the equation of a line with a y intercept of 8 and passes through point A (2,4) and point B (-1, -4)
What is y = 8/3x + 8 or y = 2.66x + 8
300
2x + 3y = 6
3x + 5y = 15
(-15, 22)
300
Mr. Washington left $25,000 for his son and daughter in his will. Mr. Washington left his son $5,000 less than his daughter. How much did he leave his son and his daughter?
Mr. Washington left his son $10,000 and his daughter $15,000
300
At a storage warehouse, each crate weighs 1.5 × 10^2 pounds. If there are 6 × 10^3 crates, what is their combined weight?
900,000 lbs or 9 x 10^5 lbs
300
5(6 - 5x) = -95
x = 5
400
Write the equation of a line that is parallel to the following line:
y = 4x + 10
slope must be the same (4)
400
2a - 4b = 12
-8a + 16b = -48
Infinitely many solutions
400
The perimeter of a rectangle is 78 inches. The length of the rectangle is twice its width. What are the dimensions of the rectangle?
26 x 13
400
A farm that has 5 x 10^6 acres of land produces about 1.6 x 10^8 pounds of rice each year. How much rice does the farm produce per acre every year?
32 or 3.2 x 10^1
400
-(n + 2) = 13 - 4n
n = 5
500
Write the equation of a line that passes through point A (6,2) and point B (9, 8)
What is y = 2x - 10
500
3s - 2t = 4
t = 2s - 1
(-2,-5)
500
Tickets to a football game cost $5.00 if purchased before the day of the game. They cost $7.50 if purchased at the game. For a particular game, 600 tickets were sold and the receipts were $3500. How many tickets were sold before the game? How many tickets were sold at the game? How many were sold after?
400 before the game
200 at the game
500
A newborn panda weighs about 2.2 x 10^-1 pounds. An adult panda can weigh up to 1.2 x 10^3 times a newborn's weight. How much can an adult panda weigh?