8th grade math jeopardy

Systems of equations

100

Solve this systems of equations

2x+4y=8 5x-y=9

A.(2,1)

B.(-2,1)

C.(-1,-2)

D.(-2,2)

A.(2,1)

200

What is the solution to this systems of equations

x+11+2x=7+3x+4

A.x=0

B.x=6

C.no solution

D.infinitely many solutions 

D. infinitely many solutions

300

Solve this system of equation by using elimination

-2x-9y=-25 -4x-9y=-23

A.(1,3)

B.(-1,-3)

C.(3,-2)

D(1,-3)

D.(1,-3)

400

Solve this system of equation by using elimination

-3x+7y=-16 -9x+5y=16

A.(4,4)

B.(-4,4)

C.(-4,-4)

D.(4,-4)

C.(-4,-4)

500

Solve this system of equation

4x+18y=23 6x+3y=12

A.(-49/-32,-15/-16)

B.(49/-32,-15/16)

C.(49/32,15/16)

D.(-49/32,-16/15)

C.(49/32,15/16)

Scientific notation

100

Put this number in scientific notation

100

A.0.1x10²

B.1x10²

C.-1x10²

D.0.01x10²

B.1x10²

200

Put this number in scientific notation 

48

A.-4.8x10¹

B.8.4x10¹

C.4.8x10¹

D.-8.4x10¹

C.4.8x10¹

300

Put this number in scientific notation 

1000000

A.1x10⁶

B.-1x10⁶

C.1x10⁷

D.-1x10⁷

A.1x10⁶

400

Put this number in scientific notation

490000

A.-4.9x10⁵

B.4.9x10⁶

C.4.9x10⁵

D.-4.9x10⁶

B.4.9x10⁶

500

Put this number in scientific notation

190000

A.-1.9x10⁵

B.1.9x10⁶

C.-1.9x10⁶

D.1.9x10⁵

D.1.9x10⁵

slope

100

Solve for x

10=9x+5

A.9/5

B.-9/5

C-9/-5

D.5/9

D.5/9

200

Solve for x

13=4x+9

A.-1

B.1

C.0.1

D.-0.1

B.1

300

Solve for x 

14=5x+7

A.7/5

B.-7/-5

C.-7/5

D.5/7

A.7/5

400

Solve for x 

5=10x+9

A.2/5

B.-5/2

C.5/2

D.-2/5

D.-2/5

500

Solve for x

5=7x+3

A.7/2

B.2/7

C.-2/7

D.-7/2

B.2/7

exponents

100

When multiplying with exponents you keep the base and ____ the exponents

A.subtract

B.divide

C.add

D.multiply

C.add

200

When dividing with exponents you keep the base and ____ the exponents

A.add

B.subtract

C.multiply 

D.divide

B.subtract

300

When you have a power to a power you keep the base and _____ the exponents 

A.add

B.subtract

C.multiply

D.divide

C.multiply

400

When you have different bases but the same exponents you can ______ those bases and raise it by that exponent

A.add

B.divide

C.subtract

D.multiply

D.multiply

500

When you have a negative exponents you take the ___ and make the exponent positive

A.exponent

B.base

C.reciprocal

D.number

C.reciprocal

square root

100

What is the square root of 64

A.4

B.16

C.2

D.8

D.8

200

what is the square root of 81

9

300

What is ³64

A.2

B.4

C.16

D.8

B.4

400

What is the square root of 64

A.4

B.16

C.2

D.8

D.8

500

What two integers do the square root of {74} lie between

A.8 and 9

B.61 and 89

C.73 and 75

A.8 and 9