Calculator 7th Grade Math State Test Review

Front

What is the solution to the equation x = ?

Back

x = 8

Front

Evaluate the equation: -24 - x = -15. What is x?

Back

x = -9

Front

Back

x = -50

Front

What is the formula for the area of a circle?

Back

Front

If the area of a circle is 38.47 cm squared, what is the radius?

Back

Radius r = 3.5 cm (approximately).

Front

What is the sales tax rate in the given community?

Back

7%.

Front

If the sales tax on a car was $1400, how do you find the selling price?

Back

Selling Price = Sales Tax / Sales Tax Rate.

Front

Calculate the selling price of a car if the sales tax is $1400 at a 7% rate.

Back

Selling Price = $1400 / 0.07 = $20,000.

Front

What is the value of x in the equation: 5x + 10 = 35?

Back

x = 5.

Front

How do you isolate x in the equation: 2x - 4 = 10?

Back

Add 4 to both sides, then divide by 2.