sarahpardue1982 sarahpardue1982

01-03-2019
Mathematics

contestada

Solve the system of equations using substitution.

{y=9x
6x−y=−1

Respuesta :

quinnxhailey quinnxhailey

01-03-2019

Answer:

x = 1/3

y = 3

Step-by-step explanation:

6x - 9x = -1

-3x = -1

x = 1/3

y = 9

y = 9(1/3)

y = 3

CHECK:

6(1/3) - 3 = -1

2 - 3 = -1

-1 = -1

Answer Link

Otras preguntas

Which decimal is equal to 7/10?A. 0.71B. 0.7C. 0.07D. 0.071

find the sum of 3b/b+2 and 12/b+2 and express it in simplest form

In a right-angled triangle, the side opposite the right angle is unknown, how do you find out the unknown length? (Hypotenuse I think)

When the following is balanced, C₄H₁₀ + O₂ → CO₂ + H₂O, what is the coefficient of CO₂? a. 2 b. 4 c. 8 d. 10 e. 13

Two famous Elizabeth Blackadder paintings ?

If the circumference of a baseball is 24 cm what is the volume of the object

Which of the following changes will decrease the rate of collisions between gaseous molecules oftype A and B in a closed container? A. decrease the volume of t

Give all solutions if the nonlinear system of equations, including those with no real complex components. y=x^2+6x 4x-y=-24

8k-1=15 ? Help I have a question were we have to work this out what do I do?

8k-1=15 ? Help I have a question were we have to work this out what do I do?