saints182005 saints182005

16-12-2019
Mathematics

contestada

What is the x-coordinate in the solution of the system of equations
y=-2/3x and 4x - 9y=-40?

Respuesta :

Yang100 Yang100

16-12-2019

Answer:

x=-4, y=8/3. (-4, 8/3).

Step-by-step explanation:

4x-9(-2/3x)=-40

4x+18/3x=-40

4x+6x=-40

10x=-40

x=-40/10

x=-4

y=-2/3(-4)

y=8/3

Answer Link

Otras preguntas

Help!!!! The equation shows cellular respiration. During cellular respiration, glucose combines with oxygen to form carbon dioxide, water, and ATP. uppercase C

An air-filled parallel-plate capacitor is connected to a battery and allowed to charge up. Now a slab of dielectric material is placed between the plates of the

Can the sides of a triangle have lengths 5 10 and 10

What is the main aim of the study of systematics?

what is the factored form of 4x2-4x?

The economy of Newland is in short-run macroeconomic equilibrium. The current real output is $400 billion, and the full employment output is $500 billion. The m

Suppose the interest rate on a 1-year T-bond is 5.0% and that on a 2-year T-bond is 7.0%. Assuming the pure expectations theory is correct, what is the market's

Lee was momentarily terrified as passing automobile nearly sideswiped his car. when one of his passengers joked that he almost had a two-color car, Lee laughed

Part B: which of the following best supports the answer to part A to build a fire

Which of the following battles of the Korean War featured the introduction of the Chinese ground forces into the Korean War? | O The Battle of Pagan The Battle