Grade 9 Review Skills

Solve it carefully

100

The solution to this expression
3+2*4

What is 11?

200

The solution to the following expression 

- 8 +(6/3)-1

What is -7?

300

The solution to the following expression

20 / (4-(10-8))

What is 10?

400

The solution to the following expression

2 * 7 - (10 /9-4 )

What is 12?

500

(2+6 * 2 +2 - 8 / 2) *2

What is 24?

Stop asking to find x, she's never coming back and don't ask y

100

The solution to this equation

3x=10

What is x=10/3?

200

The solution to this equation

-x+2=14

What is x=-12?

300

The solution to the following equation

4x-2x=4

What is x=2?

400

The solution to the following equation

75=3(-6x-5)

What is x=-5?

500

10x + 9 - 11 - x = -2 (2x + 4) -3 (2x - 2)

What is x=0?

All things a like

100

The simplified form of this expression

-7n -7- 8 + 10n

What is 3n-15?

200

The simplified form of this expression

3x+ 4z +5x² -4z² + z - x

What is 5x² -4z² +2x + 5z?

300

The simplified form of the following expression 

-(x² -4) + 2x - 3x²

What is -4x² +2x +4?

400

The simplified form of this expression

x² (2x² - 3x+ 6 ) + x² -10

What is 2x⁴ - 3x³ + 7x² -10?

500

The simplified form to the following expression

x²(x² +5x -7x +20 ) - (x² -20 + 3x² )

What is x⁴ - 2x³ + 16 x² + 20?

You must be plotting something

100

The equation of a line with a slope of -2 and a y- intercept of 5.

What is y=-2x+5?

200

The equation of a line that has a slope of 1/2 and a point of (0, -7).

What is y=1/2 x -7 ?

300

The equation of a line with a y- intercept of -1 that passes through the point (2,3).

What is y = 2x -1 ?

400

The equation of the line that passes through the points (-4, -4) and (4, -2).

What is y=1/4 x - 3?

500

The equation of the line that has the same slope as the equation 5x+y=1 and has the same y-intercept as the equation 6x+2y-4=0.

What is y= -5x + 2?

To meet or not to meet?

100

Two lines are parallel when this is the same.

What is the slope?

200

When two lines meet and form 90 degrees their slopes are said to be this.

What is perpendicular (or negative reciprocals)?

300

An equation of a line that has a y-intercept of -3 and a slope that is paralell to y=3x-4.

What is y= 3x - 3?

400

An equation of a line that has a y-intercept of -10 and has a slope that is perpendicular to 2x+3y-8=0.

What is y= 3/2 x -10?

500

An equation of a line that has a slope that is perpendicular to y=5x+2, and has the same y-intercept of y= 4x +9. 

What is y= - 1/5 x + 9?