Solve each system by substitution

Y=4x-9

Y=x-3

The square root of 64 over 121

courtney wants to carpet part of her bedroom that is shaped like a right triangle with base 4.8 meters and height 5.2 meters. how much carpet will she need?

James and Simon have a reading assignment to complete. James has read r pages, and Simon has read 75 pages. Together they have read a total of 200 pages.

It is 2:10 you have to be home by half past 5. How long before you have to be home

Store a has a promotion. if you buy three shirts, you get 25% off the total price of the three shirts. store b has the same shirts on sale with the promotion that if you buy three shirts, you get the third shirt at a 50% discount.

Solve ln (3x - 6) = 4.

Jack jack broke apart 5 x 216 as 5 x 200 5 x 16 to move to multiply mentally. what strategy did jackie use?

One number is 5 more than another. Five times the smaller equals 4 times the larger. Find the numbers

Rya uses 4 gallons of gas to drive 120 miles on the highway. if she gets that same gas mileage, how many miles can she drive on 1 gallon of gas?

The difference of two and a number is at least negative one