8th grade Ch 2 L5

Solve each equation. Check your solution. 1. -8(w - 6) = 32 Fill in the value of w that solves the equation.

• w = 2

• w = -2

• w = 10

• w = -10

Solve each equation. Check your solution. 2. 8z - 22 = 3(3z + 11) - z Fill in the value of z that solves the equation.

• z = 5

• z = 2

• z = -3

• z = 0

Mr. Richards’ class is holding a canned food drive for charity. Juliet collected 10 more cans than Rosana. Santiago collected twice as many cans as Juliet. If they collected 130 cans altogether, how many cans did Juliet collect?

• 30

• 40

• 50

• 20

A linear equation in one variable can have how many possible solutions?

• One solution, no solution, or infinitely many solutions

• Only one solution

• Only two solutions

• Only infinitely many solutions

Solve each equation. Check your solution. 1. -12(k + 4) = 60 Write the value of k.

• k = -9

• k = 1

• k = -5

• k = 9

Solve each equation. Check your solution. 2. 8(3a + 6) = 9(2a - 4) Write the value of a.

• a = -10

• a = 2

• a = 0

• a = 5

Solve each equation. Check your solution. 3. 1 1/3 n - 4(2/3 n - 3) = 2/3 n - 6 Write the value of n.

• n = 6

• n = 3

• n = 0

• n = -2

Solve each equation. Check your solution. 4. 8(c - 9) = 6(2c - 12) - 4c Write the value of c.

• c = 6

• c = 4

• c = 8

• c = 2

Solve each equation. Show your work on a separate piece of paper. 5. -10y + 18 = -3(5y - 7) + 5y Write the value of y.

• y = 3

• y = -2

• y = 0

• y = 5

Solve each equation. Show your work on a separate piece of paper. 7. 4(5 + 2x) - 5 = 3(3x + 7) Write the value of x.

• x = 1

• x = 2

• x = 0

• x = -1