Equations Extra Practice

Front

What is the equation for '17 less than 5 times a number is 10'?

Back

5x - 17 = 10

Front

What does it mean if an equation has infinite solutions?

Back

It means that any value of the variable satisfies the equation.

Front

Back

Front

How do you calculate the breakeven point in a business?

Back

Set total costs equal to total revenue and solve for the number of units sold.

Front

Solve the equation: 4 - 2(x - 3) = 24

Back

x = -7

Front

What is a variable in an equation?

Back

A symbol used to represent an unknown value.

Front

What does it mean to isolate a variable?

Back

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

Front

What is the first step in solving the equation 4 - 7(v - 9) = -3 - 7(v - 10)?

Back

Distribute -7 to both (v - 9) and (v - 10).

Front

What is the significance of coefficients in an equation?

Back

Coefficients are the numerical factors that multiply the variables.

Front

What does 'breakeven' mean in a business context?

Back

Breakeven is the point where total revenue equals total costs.