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EXPRESSIONS, EQUATIONS, AND FUNCTIONS
PEMDAS
LINEAR EQUATIONS/GRAPHING
Polynomials
SYSTEMS OF EQUATIONS
100
4(6n+7) when n=6
What is 172.
100

Solve: 7 +  10 × 5 + 10


What is 67

100

Identify the slope and y-intercept: y = -2/3x + 6

What is m=-2/3;b=6

100

Multiply: (2x2 + 3) ( 5x - 4)

What is y=-2x-3

100

Solve the linear system: 5x+y=4 ; 6x-y=7

What is (1,-1)

200
3 times the difference of a number m and 15 is equal to 30 (as an expression)
What is 3(m-15)=30.
200

Solve: 40 ÷ 4 −  ( 5 −  3)

What is 8

200

Identify the slope and Y-intercept: -2x+5y=-20

What is slope= 2/5; y-intercept=-4

200
Simplify: (3x3 - 2x2 + 5) + (6x2 - x3 -10)

What is 2x3 + 4x2 - 5

200

Solve the system of equations: -4x - 5y = -5 ; 4x + 9y = 25

What is (-5, 5)

300

Solve for x: 6x+5=3x+18

What is x = 5

300

Solve:  ( 6 −  4) × 49÷7

What is 14

300

Identify the slope and y intercept: 8x + 4y= 12 

What is m=-2, b=3.

300
Equation of the line that passes through the given point and is perpendicular to the given line: (3,-3), y=x+5
What is y=-x.
300

Is the ordered pair the solution to the system of equations? (8,5), 5x-4y=20 ; 3y=2x+1

What is No.

400

You buy apples at $2 per pound and oranges at $3.50 per pound. What is the total cost of 7 apples and 4 oranges?

What is $28

400

Solve: (10 + 2 − 2) × 6 − 1

What is 59

400

Graph y = -2/3x + 2

Look at Graph

400
Solve: abs(x-2)+6>9
What is x>5 or x<-1.
400

Solve the system of equations: y=5x−7; −3x−2y=−12

What is (2,3)

500
A rectangular banner is 16 feet long and has an area of 80 square feet. What is the perimeter of the banner?
What is 42 feet.
500

Solve: (2 + 6 × 2 + 2 −4) × 2

What is 24.

500

Graph: y=-x+7

What is look at graph.

500
Graph: y>4x-3
What is look at graph.
500

Solve the linear system: y=−3x + 5; 5x − 4y=−3

What is (1,2)