Mathematics, 30.11.2019 02:31 sospls352

Solve the system of equations.

-x - 3y = 20
-x + 4y = -36

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, Cinders13

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

Answers: 1

continue

Mathematics, 21.06.2019 17:30, meganenaranjo

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Answers: 1

continue

Mathematics, 21.06.2019 21:00, millie54

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Answers: 2

continue

Mathematics, 21.06.2019 21:30, maxB0846

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Answers: 1

continue

You know the right answer?

Solve the system of equations.

-x - 3y = 20
-x + 4y = -36...