suppose a 5 minute overseas call casts $5.91 and a 10 minute call casts $10.86. the cost of the call and the length of the call are related. How long can you talk on the phone if you have a $20 bill

What is the standard form of the equation? 3x=2y-4? I believe the answer would be 3x-2y=-4 because the x and y need to be on the same side, am I right or wrong?

Becca Buy 1.5 pounds of grapes and paid $3.72 what was the cost per pound of grapes

Convert. 12 to a fraction and reduce it to lowest terms

Solve for x. Write the smaller solution first, and the larger solution second. Round to two decimal places. (x + 3) ^2 - 3 = 0

Marty paid $121 for shoes and clothes. He paid $45 more for clothes than he did for shoes. How much did Marty pay for the shoes?

Write the equation of the line that is parallel to the graph of y=-4x - 9, and whose y-intercept is 3.

One third plus one third

A car is bought at the price of $20,000. The value decreases at the rate of. 20 every year (t). The exponential expression 20,000 (0.80) t describes this situation. Find the price of the car after 3 years.

Trina has two brothers. one brother is 7 years older than trina and the other brother is 7 years younger than trina. the product of her brothers age is 95. a. if x represents trinas age, write an equation to describe the product of her brothers ages.

When solving a problem involving money, what can a negative number represent?