ineedhelp1797
ineedhelp1797 ineedhelp1797
  • 25-11-2018
  • Mathematics
contestada

What is the x value for the solution

What is the x value for the solution class=

Respuesta :

Kaikerscupcake
Kaikerscupcake Kaikerscupcake
  • 25-11-2018

Hey there!

So, first, you need to rearrange the second equation so y is in front.

x+y=10

Subtract x.

y=10-x

Plug that in for y.

2x+3(10-x)=45

2x+30-3x= 45

Subtract 30 on both sides.

-x= 15

Divide by -1 on both sides.

x=-15.

I hope this helps!

~kaikers

Answer Link

Otras preguntas

Tattoo” by Gregg Shapiro is a __________ take on __________.
what effects did the enlightenment philosophers have on government and society?
what two whole square root numbers are between 54
B. What Would You Recommend For Making Committees Effective?
Which description of the term caliph is correct? A. the high turret that sits atop a mosque B. a Muslim ruler in the Islamic Empire C. a follower of Abu Bakr
What percent of 38 is 15
Which measure is less than 435 inches? A 37 ft B 36 ft 10 C 12 yd 3 in. D 12 ft 3 in.
Describe the forces on an object travelling at a constant speed?
Find the probability: A shelf hold 3 novels, 2 biographies, and 1 history book. Two students in turn choose a book at random. What is the probability that the
What is the volume of the prism? ____ cm3