Solving Algebraic Expressions

Evaluate when a = -4 and b = -1:

(-a)(b)(-a + b)

• -12

• 12

• 0

• 16

Solve for " x" ?
4x-6=30

• 9

• 13

• 36

• 4

Solve:
2x + 1 = 5

• 3

• 2

• -2

• -3

Solve: x + 3x - 2x = 12

• 2

• 6

• -2

• -6

Solve: 3(x - 4) = -3

• 3

• -3

• 5

• -5

What is the first step in solving the equation 2a - 4(a - 5) = 10

• Expand brackets by adding 4 to both sides

• Expand brackets by adding the 2a and a 

• Expand brackets by distributing 4 to a and -5

• Expand brackets by distributing -4 to a and -5

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

What is the first step to complete when solving this equation?
10 - 3y = 4

• Add 10

• Subtract 10

• Add 3

• Divide by -3

Solve x -2 = -1

• -1

• 1

• 3

• -3

Solve for the variable. 3x=-27

• x=9

• x=-30

• x=-9

• x=-24