Let x and y be the number of 5c and 10c coins respectively. Use the fact that the total amount of coins are worth $3.80 to set up Equation 2. Write the equation in the form ax+by=c, where a is positive.

Determine whether a triangle can be formed with the given side lengths. If so, use Heron's formula to find the area of the triangle. a = 240 b = 133 c = 174 6582.82 No triangle is formed. 11,317.51 6568.72

Kelly buys a sweater for $16.79 and a pair of pants for $28.49. She pays with a $50 bill. How much change should Kelly get back?

There are approximately 400 million trees currently growing in the Amazon Rainforest, which covers approximately 5.5 million square kilometers.

The cost of a group admission into a theme park varies directly with the amount of people in the group. If the admission price is $715 for 15 people, how much money would it cost a group of 11 people

Translate one less than the product of a number and 3 Is 5 more than the number itself

The average temperature in Fairbanks Alaska in February for 4F below zero write this temperature as an integer

If p^3 is divisible by 80, then the positive integer p must have

An orchard has 24 rows of apple trees there are 35 apple trees in each row how many apple trees are in the orchard

a car starting from test accelerates at a rate of 2m/sec^2. find the average speed in the first ten seconds

Which best describes the sequence 2, - 6, 18, - 54, 162 ...