Solve this system of equations.

x + y = - 3

x - y = 1

Is it possible to draw a triangle with sides 150cm, 10cm and 10cm? yes or no?

Solve q^2+11q+24:q^2-5q-24

The art teacher made up 6 pots of red paint and 8 pots of green paint for a project. Each pot had 125 mL paint. Which explanation correctly shows how to calculate how many more mL of green paint than red paint were made? A. Step 1 Multiply:125 * 8.

Wo students have to be chosen as monitors in a class of 36. in how many ways can this be done? in how many ways can two students be chosen as monitors, one from the girls and another from the boys, from a class of 36 if there are 18 girls and 18

Jess asked five of his friends how long they studied for their math test and what grade they earned. Their results are shown in the scatterplot. He then found the line of best fit for the scatterplot to be y = 9.6x + 65.

Assume running consumes 108 calories per mile. If you run 11 - minute mile what is your average power output, in watts, during a 2-hour run?

You find that your watch gain 2 minutes in 6 hours. how will it gain in 3 days?

A car traveled 27.5 miles in 30 minutes how many miles per hour was it travel

In a marketing class of 60 students, the mean and the standard deviation of scores was 70 and 5, respectively. Use Chebyshev's theorem to determine the number of students who scored less than 60 or more than 80.

A store sells a television for $1000. Customers can choose to receive a 10% discount and pay it off with a loan at a simple interest rate of 4%, or they can choose to pay full price and pay it off in 3 years with no interest.