Literal Equations

Front

What is a literal equation?

Back

A literal equation is an equation that involves two or more variables and is solved for one variable in terms of the others.

Front

What is the first step to solve the equation y = Ax + B for y?

Back

Subtract Ax from each side.

Front

How do you isolate a variable in a literal equation?

Back

You perform inverse operations to move other terms to the opposite side of the equation.

Front

What is the first step to solve the formula P = rt for P?

Back

Divide each side by rt.

Front

What is the first step to solve the formula A = B + C for A?

Back

A = C + B.

Front

How do you solve for b in the equation y = mx + b?

Back

Rearrange the equation to b = y - mx.

Front

What does it mean to 'solve for a variable'?

Back

It means to manipulate the equation to express that variable in terms of the other variables.

Front

What is the first step to solve the equation A - B = C for A?

Back

Add B to both sides of the equation.

Front

What is the purpose of rearranging literal equations?

Back

To express one variable in terms of others, making it easier to solve for that variable.

Front

What is an example of a literal equation?

Back

An example is the equation A = lw, which represents the area of a rectangle.