k42m4ir3d6 k42m4ir3d6

11-03-2021
Mathematics

contestada

What is the solution to the system of equations?
x = -4y
3x + 2y = 20

Respuesta :

FulcrumAhsoka FulcrumAhsoka

11-03-2021

Answer:

(x, y) = (8, -2)

Step-by-step explanation:

Substitute:

3(-4y) + 2y = 20

-12y + 2y = 20

-10y = 20

y = -2

x = -4(-2) = 8

Answer Link

Otras preguntas

Cruel tribute author builds suspense most by

A car seller buy a car from a manufacturer for $10,000. He increases the cost by 5 percent. What is the markup amount?

If x-y=10 and x+y=20 what is the answer for x^2-y^2?

Which of the following activities would MOST IMMEDIATELY rely on the lactic acid system?

any two points of a circle can be joined to form a A. diameter B. chord C. tangent D. Radius Please help me ASAP.

Leonard earned $100 from a bonus plus $15 per day (d) at his job this week. wich of the following expressions best represents Leonard's income for the week?

__________ are often portrayed as squiggly lines. a. Waves c. Sound waves b. Radiation d. Photons

Abortion is good? True or false

The acceleration of gravity on the moon is 1.6 m/s 2 and on earth it is 9.80 m/s 2. If the weight of a person on earth is 400 N, then he/she would weigh on the

What is the best estimate of 5 1/3 x 1 4/5 x 6 7/8 x 3 2/5 ? 144 180 210 336