Algebra Test 6 Review

Inequalities

100

(Absolute Value of 7x) is less than x +24

-3 less than x less than 4

200

(Absolute value of 3x+4) +8 is greater than 3

ALL REAL NUMBERS

300

(Absolute value of 5x) is less than x+12

-2 less than x less than 3

400

(Absolute Value of 2x + 5) + 7 is less than 18

-8 less than x less than 3

500

(Absolute value 3x+7) +5 is less than 2

NO SOLUTION - The absolute value of anything can never be negative

Add/Subtract

100

   6x² + 7x + 4

 +4x² + 7x + 6

5x² +2x + 4

200

  7x² -8x +6

+ 5x² +4x -7

3x² -7x +1

300

6x² +6x +8

+4x² -4x -5

6x² +x +12

400

3x² +4x +1

+2x² + 5x +4

2x² +3x +2

500

3x² + 3x +5

+2x² -2x -3

4x² + 2x +4

Add Linear Equations

100

-4x +y -6 =0

3x -y +5 =0

Express as coordinates

(-3,-1)

200

-3x -y +5 =0

3x -2y -8 =0

(2,-1)

300

-4x +y +8 =0

4x -2y -4 +0

(3,4)

400

3x -y +6 =0

-2x +y -2 =0

(-4,-6)

500

-x +2y +1 =0

3x -2y -7 =0

(3,1)

Solve:Express as Coordinate Points

100

-3x -y -24 =0

3x+2y +12 =0

(-12,12)

200

-x +2y +21 =0

3x -2y -19 =0

(-1,-11)

300

-3x +y +15 =0

4x +y -41 =0

(8,9)

400

3x +2y -16 =0

x +4y -2 =0

(6,-1)

500

5x +3y +14 =0

2x +y +6 =0

(-4,2)

Multiply Monomials

100

3 (5x +4)

15x + 12

200

4 (3x -1)

12x -4

300

2x (3x +4)

6x² +8x

400

3x (2x² -3x +5)

6x³ -9x² + 15x

500

3x (7x² +2x -6)

21x³ 6x² -18x