Linear Equations

Vocabulary

100

A mathematical statement which shows that two expressions are equal is called an _________.

equation

200

A linear equation can have only  _____ solution.

one

300

An equation remains unchanged if we perform the ______________ on both sides of the equation.

same operation

400

The _______ of an equation is the value of the variable, which makes the LHS equal to the RHS.

solution

Evaluate Expressions

100

True or false:

For the equation y + 2 = 11, is y = 9 the solution?

True

200

True or false:

For the equation 3m = 15, is y = 5 is the solution?

True

300

True or false:

For the equation 2y + 3 = 11, is y = 5 the solution?

False

400

True or false:

For the equation 2m + 3 = 6 - m, is m = 5 the solution?

False

Solve Equations

100

Solve the equation 5 + p = 25 by balancing.

p = 20

200

Solve the equation 4p = 8 by balancing.

p = 2

300

Solve the equation 2s + 6 = 10 by balancing.

s = 2

400

Solve the equation  3t - 18 = 9 by balancing.

t = 9