x-3y=4 -2x+6y=3

x-3y=4 -2x+6y=3

A 154-lb pound person burns 420 calories per hour riding an exercise bicycle at a rate of 15 mi/hr. Write a function rule to represent the total calories burned over time by that person. Explain how...

What is the length of the longest side of a triangle that has vertices at (-4,2), (-4,6), and (4,2)?

please help i need high grades

If an object is propelled upward from a height of h feet at an initial velocity of v feet per second, then its height S after t seconds is given by the equation Sequals=minus−16t squaredt2plus+vtplus+h,...

I can't figure this out!

Rent is $1,150.00 per month. and is 1/3 of monthly income. What is the monthly income? r

sam spent 1/4 of his money in the first week and 1/8 of it in the second week. if he spent $60 altogether, how much money did he have at first?

Find wo numbers whose sum is 124 and whose difference is 290

I need a lot of help quick and fast

This is math word problem on units

i dont understand how to slove it ):

It has to be an inequality to use to solve (pre algebra)

Be Sure to describe how you found your answer or show your work.

what is the unit rate in metric tons per hour

chase and sara went to the candy store. chase bought 5 pieces of fudge and 3 pieces of bubble gum for a total of $7.50. Sara bought 2 pieces of fudge and 10 pieces of bubble gum for a total of $3...

you have to define the variables then set up the equations & solve after you identify the answer

is it possible to have a percentage value that is greater than 100% please give an example.

the difference between the prices of a first-class airline ticket and a coach ticket is $135. The cost of a first-class ticket is 175% of a coach ticket. What is the cost of a coach ticket? ...

I NEED HELP! Homework due tomorrow. The question is: Michael is driving from Lakeview to Dodge City, a distance of more than 250 miles. After driving 60 miles, Micheal stops for gas. Write and solve...

the perimeter is 50 centimeters. Find the dimensions