Mathematics Quiz

To which set of numbers does the number belong? -14

• integers

• irrational numbers

• natural numbers

• whole numbers

Write an equation of the line, in point-slope form, that passes through the two given points. points: (-13, 15), (3, -17)

• y – 13 = –2(x – 15)

• y – 15 = –(1/2)(x + 13)

• y – 15 = –2(x + 13)

• y – 13 = –(1/2)(x + 15)

What equation do you get when you solve w – k = w + t for x?

• x = (L/k)

• x = (L/(2w - k))

• x = (-k/L)

• x = (-2w + k)/L

Tags

CCSS.HSA.CED.A.4

What is the slope of the line that passes through the pair of points? (5, 5), (10, -2)

• 7/5

• -7/5

• 5/7

• 5/7

Tags

CCSS.8.EE.B.5

• 32

• -10

• -1/32

• 1/32

Tags

CCSS.8.EE.A.1

What is the simplified form of each expression? 3g^-4d^6

Solve the system using elimination. [ 4x + 4y = 12 ] [ 5x - 5y = -5 ]

• (-2, -1)

• (2, 1)

• (-1, -2)

• (1, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the factored form of the expression? [ 15g^2 + 10g^2 - 18g - 12 ]

• (5g^2 - 2)(3g + 6)

• (5g^2 + 2)(3g - 6)

• (5g^2 - 6)(3g + 2)

• (5g^2 + 6)(3g - 2)

Sharon has some one-dollar bills and some five-dollar bills. She has 14 bills. The value of the bills is $30. Solve a system of equations using elimination to find how many of each kind of bill she has.

• 4 five-dollar bills, 10 one-dollar bills

• 5 five-dollar bills, 5 one-dollar bills

• 3 five-dollar bills, 15 one-dollar bills

• 5 five-dollar bills, 9 one-dollar bills

Tags

CCSS.8.EE.C.8C

What are the solutions of the compound inequality? Graph the solutions.

• -4 < 2x - 6 < 12

• 0 < x < 16

• -5 < x < 3

• -12 < x < 4