kieraballetbear kieraballetbear

02-05-2021
Mathematics

contestada

Solve the system with substitution
72 +10y = 36
y = 2x + 9

Respuesta :

centauron114 centauron114

02-05-2021

Answer:

x= -63 y= -117

Step-by-step explanation:

72+10(2x+9)=36

72+20x+90=36

162+20x=36

20x=-126

×= -63

y= 2(-63)+9

y=-126+9

y= -117

Answer Link

Otras preguntas

pleeeeese answer!!!! in what ways was slavery the most important "fact of life" in the south during the early and mid 1800s?

(x+2)(x^2-8x+15) how do I get the answer to this problem

I need to know what 1608 divided by 6 is plz

how many electrons are in an electrically neutral atom of boron? A-3 B-5 C-6 D-8

1. Solve for x. Show each step of the solution 4.5(8 - x) + 36 = 102 - 2.5(3x + 24)

2/3x-5=7 how to find x

Why is there no chemical process that will break down carbon

(1.)|x| + 5 = 18(2.)|y + 4| < 1(3.)|2t| - 5 = 7(4.)|a| - 3/4 = - 5/8

what are the feature of graphics card for beginners.

Plz help need more word