jh345039125 jh345039125

09-12-2020
Mathematics

contestada

Solve the system by substitution 2x-y=39 and -6y=x

Respuesta :

kamran310729 kamran310729

09-12-2020

Answer:

x=18,y=-3

Step-by-step explanation:

Answer Link

meowmeow223334 meowmeow223334

09-12-2020

Plug in -6y for x
2(-6y) - y = 39
-12y - y = 39
-13y = 39, y = -3
Plug into second equation
-6(-3) = x, x = 18
Answer: x = 18, y = -3

Answer Link

Otras preguntas

which of the following can be an effect of a volcanic winter? select the two correct answers A. global warming B. famine C. climate cooling D. tsunami E. el

Write an equation for each of these transformations.A. Translate the graph of y= x^2 up 3 units.B. Translate the graph of y=x^2 left 2 units and down 3 units.

find the slope and the y- intercept of the line: y= 3x - 1

Determine whether the subordinate clause in the sentence below is an adjective clause, an adverb clause or a noun clause. The president is carefully guarded w

2 tens 1 one ×10 unit form and standard form

Choose all the answers that apply. Volcanic eruptions can cause _____. 1.earthquakes 2.mudslides 3.lava flows 4.long-term loss of soil fertility

Identify the function that is exponential. y = −3x5 y = 3x8 y = −3(0.5)x y = −2x4

Read the quotation from The Crisis, Number IV. “It is not a field of a few acres of ground, but a cause, that we are defending, and whether we defeat the enemy

How did President Clinton’s impeachment lead to Newt Gingrich’s resignation as Speaker of the House? Gingrich decided that he no longer wanted to work with a pr

When DNA was discovered, they saw that the strands of the double helix are lined up in the opposite direction of each other. What kind of orientation is this?