G8 U3 Test Review

Front

What is the equation to represent the amount in a savings account after t months if an initial deposit of $650 is made and $150 is saved each month?

Back

a = 650 + 150t

Front

How do you calculate the total earnings of an employee who earns $8 per hour and receives a $10 holiday bonus for working x hours?

Back

y = 8x + 10

Front

What equation represents the total amount spent on T-shirts and hoodies if T-shirts cost $15 each and hoodies cost $20 each, and the total spent is $150?

Back

15t + 20h = 150

Front

What is the term for the point where a graph crosses the y-axis?

Back

Vertical Intercept

Front

How do you determine the y-intercept from a table of values?

Back

The y-intercept is the value of y when x = 0.

Front

What does the variable 't' represent in the equation a = 650 + 150t?

Back

The variable 't' represents the number of months.

Front

If Melissa works for 3 hours, how do you calculate her total earnings using the equation y = 8x + 10?

Back

Substitute x with 3: y = 8(3) + 10 = 34.

Front

In the equation 15t + 20h = 150, what do the variables 't' and 'h' represent?

Back

't' represents the number of T-shirts and 'h' represents the number of hoodies.

Front

What is the significance of the y-intercept in a linear equation?

Back

The y-intercept indicates the starting value of y when x is zero.

Front

How can you express a situation where a fixed amount is added to a variable amount in an equation?

Back

Use the form y = mx + b, where m is the variable amount and b is the fixed amount.