How do you solve

-3x+y=7

5x+2y=3

by substitution method?

Combine the radicals - 2/13 + 19/13

What is 7.445 rounded to the nearest tents place

Comose llama nuestra via lactea?

If a man earns $420 interest in one year at 7%, what was the amount of money invested?

Factor completely 6n^2-18n

a bus trip covers 191 km and takes 4 hours and 15 minutes, what is the average speed of the bus in kilometers per hour

What is the measure of the suplemment abc

The Lopez family has a net monthly income of $5300 the Lopez family is moving to another city in one line budget estimator says they're wired monthly income Will be $5900 in food costs remain the same percentage of their family budget how much more

What is 3.61 * 10^-2 in standard form?

The original price of a new pair of shoes is $40. If there is a 20% discount on all shoes, how much is deducted from the original price?