Expressions
Equations
Sequences
Inequalities
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100

Translate the product of a number squared and four less six into an algebraic expression

4n2 - 6

100

Solve the equation 16 = 2y - (6y - 4) 

y = -3

100

Find the next three terms in the arithmetic sequence 8, 15, 22, 29,...

36, 43, 50

100

Solve the inequality 

`-3(5x-3)>9`

x < 0

100

Solve the inequality


`|x - 2|<8`

-6<x<10

200
Evaluate 16 + 5(10 - 5)

41

200

Solve the equation

`9/10x=20`

x = 

`200/9`

200

Find the next three terms in the geometric sequence 3, 9, 27,...

81, 243, 729

200

Solve the inequality

`21>3(a-7)+9`

a < 11

200

Write the slope-intercept form of an equation for a line that is perpendicular to  `y=1/4x + 3` containing point (2, 1)

y = -4x + 9

300

Simplify the expression 8x + 5(2x - 4)

18x - 20

300

Solve the equation 

`31=-n/6+11`

n = -120

300
Write the equation to find the nth term of an arithmetic sequence

an=a1+(n - 1)d

300

Solve the inequality 

`-8 <x - 4<-3`

-4 <x<1

300

Solve the system of equations y = 7 - x, 2x - y = 8

(5, 2)

400

Simplify the expression 

`(4(20-15))/(3^2 + 1)+5`

7

400

Solve the equation

`-4(p + 2)+ 8 =2(p - 1)-7p+15`

p = 13

400

Find the 50th term of the arithmetic sequence 12, 5, -2, -9...

a50= 12 - 7(50 -1); -331

400

Solve the inequality

`n-7<-5 or n-7>1`

n <2 or n >8

400

Solve the system of equations 3x + 5y = -16, 3x - 2y = -2

(-2, -2)