SF ALGEBRA 1 MIDTERM REVIEW ch 2 - 7 (2018)

Front

Solve for x: 2x + 3y = 5

Back

x = (5 - 3y)/2

Front

David sells nachos for $1.50 each and sodas for $0.50 each. If he made $78.50 from selling a total of 87 items, how many nachos and sodas did he sell?

Back

35 nachos, 52 sodas

Front

What percent of 20 is 4?

Back

20%

Front

10% of what number is 8?

Back

80

Front

A pizzeria charges $12 per pizza plus $3 for delivery. Write the equation for the total cost c for p pizzas.

Back

c = 12p + 3

Front

What is the formula for finding the slope of a line given two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)