contestada

10. PLEASE ANSWER ASAP

(08.03 MC)

A system of equations is shown below:


y = 5x + 3

y = 4x + 6


What is the solution to the system of equations? (1 point)


A. (–3, 18)


B. (–3, –18)


C. (3, –18)


D. (3, 18)

Respuesta :

gmany

Answer:

D. (3, 18)

Step-by-step explanation:

[tex]\left\{\begin{array}{ccc}y=5x+3&(1)\\y=4x+6&(2)\end{array}\right\\\\\text{Substitute (1) to (2):}\\\\5x+3=4x+6\qquad\text{subtract 3 from both sides}\\5x=4x+3\qquad\text{subtract 4x from both sides}\\x=3\\\\\text{Put the value of x to (1):}\\\\y=5(3)+3\\y=15+3\\y=18[/tex]

imbad2

Answer:

(3,18)

Step-by-step explanation:

( I think you are taking a test I am warning you you will get caught this is a free pass don't be stupid from now on! )

Otras preguntas