Adding and Subtracting Rational Expressions

What is the first step in solving a multi-step equation?

• Distribute if necessary

• Isolate the variable

• Solve the equation

• Combine like terms

In the equation 9x + 1 - 7x - 5 = -20, what is the simplified form of the variable terms?

• 2x

• 16x

• x

• 9x

After distributing and combining like terms in the equation with 91 = -21a - 7(-1), what is the value of 'a'?

• -3

• 3

• 4

• -4

What is the result of combining like terms in the equation 4m - 15m - 50 = 126?

• -11m - 50 = 126

• -15m - 50 = 126

• 11m + 50 = 126

• -19m - 50 = 126

What is the value of 'K' when solving the equation -3K - K + 24 - 5 = 4?

• 0

• -1

• 4

• 1

In the equation 20 = 10x - 12x - 30, what is the simplified form of the equation?

• 20 = -2x - 30

• 30 = 2x

• 20 = -22x + 30

• 50 = -2x

What is the value of 'W' in the equation 16w - 4w - 8 = -108?

• -9

• 9

• -8

• 8

How do you solve for 'H' in the equation 11H - 2H + 1 = 117?

• H = 10

• H = 12

• H = 11

• H = 13

What is the value of 'X' when solving the equation -25 = 8x - 1?

• 4

• -3

• 3

• -4

What is the simplified form of the equation after distributing in the problem involving five-halves?

• -20R + 22 = 10

• -20R + 15 = 10

• -18R + 15 = 10

• -18R + 22 = 10