Simple equations

How do you solve the equation x/2 = 5?

• Multiply both sides by 2 to get x = 10.

• Add 2 to both sides to get x = 7.

• Subtract 5 from both sides to get x = -5.

• Divide both sides by 2 to get x = 2.5.

What is the value of x in the equation x - 4 = 2?

• x = 4

• x = 5

• x = 6

• x = 7

How do you solve for x in the equation 3x = 12?

• Divide both sides by 3 to get x = 4.

• Multiply both sides by 3 to get x = 36.

• Add 12 to both sides to get x = 12.

• Subtract 3 from both sides to get x = 9.

What is the value of x in the equation 7 - x = 3?

• x = 2

• x = 3

• x = 4

• x = 5

What is the solution to the equation 4 + x = 10?

• x = 4

• x = 5

• x = 6

• x = 7

How do you solve the equation x - 5.5 = 10.5?

• Add 5.5 to both sides to get x = 16.

• Subtract 5.5 from both sides to get x = 5.5.

• Multiply both sides by 5.5 to get x = 57.25.

• Divide both sides by 5.5 to get x = 1.91.

What does it mean to isolate a variable in an equation?

• To manipulate the equation so that the variable is on one side and all other terms are on the other side.

• To eliminate the variable from the equation entirely.

• To combine like terms on both sides of the equation.

• To substitute the variable with a numerical value.

How do you isolate the variable in the equation w + 12 = 20?

• Subtract 12 from both sides to get w = 8.

• Add 12 to both sides to get w = 32.

• Multiply both sides by 12 to get w = 240.

• Divide both sides by 12 to get w = 1.67.

What is the solution to the equation -5 + x = 17?

• x = 15

• x = 20

• x = 22

• x = 25

What is the process of solving a linear equation?

• Isolating the variable using inverse operations.

• Graphing the equation on a coordinate plane.

• Finding the slope of the line.

• Substituting values into the equation.