One Step Equations

If r + 12 = 25, what is the value of r?

• r = 10

• r = 11

• r = 13

• r = 15

What is the first step in solving the equation t + 9 = 25?

• Add 9 to both sides of the equation.

• Subtract 9 from both sides of the equation.

• Multiply both sides by 9.

• Divide both sides by 9.

What does it mean if an equation has no solution?

• It means that there is no value for the variable that can make the equation true.

• It means that the equation has infinite solutions.

• It means that the equation is always true regardless of the variable's value.

• It means that the equation has at least one solution.

What is the purpose of using one-step equations in real-life situations?

• To model and solve problems involving unknown quantities.

• To perform complex calculations without any context.

• To create graphical representations of data only.

• To memorize mathematical formulas for exams.

What operation would you perform to solve x/3 = 4?

• Add 3 to both sides.

• Subtract 3 from both sides.

• Multiply both sides by 3.

• Divide both sides by 3.

What is an example of a one-step equation?

• x + 5 = 10.

• 2x - 3 = 7.

• 3 + 4 = x.

• x/2 = 5.

What is the solution to the equation 9t = 25?

• t = 5/9

• t = 25/9

• t = 9/25

• t = 1/9

What is the solution to the equation 20 = x + 10?

• x = 5

• x = 10

• x = 15

• x = 20

What is the solution to the equation 2y = 18?

• y = 7

• y = 8

• y = 9

• y = 10

What is the solution to the equation x/3 = 4?

• x = 8

• x = 10

• x = 12

• x = 14