03-04-2017
Mathematics

contestada

2x+5y=60
2x-5y=-20

Please show work!

Respuesta :

Goalinetsky Goalinetsky

03-04-2017

(2x+5y=60)
- (2x-5y=-20)
-------------------
10y=80
y=8

2x+5(8)=60
2x+40=60
2x=20
x=10

Answer Link

Otras preguntas

if ABC~DBC, then B is the midpoint of AD. A. true B. false

What two factors affect the speed of a sound wave as it travels through a medium? the energy transferred by the wave and the density of the medium the type of m

Dr. Klein frequently uses the _____ in her clinical practice to generate personality profiles on 16 dimensions of personality

Why did the cabuliwallah develop friendship with mini??

Which transformations will produce similar, but not congruent, figures? A).Triangle PQR is reflected across the y-axis and then dilated by a scale factor of

Solve for z. z^2+11z+10=0

Tangent is positive in quadrants I and IV only.True or False

HELP QUICKLY PLEASE!!!!!!!

Would someone help me

If the following system of equations was written as a matrix equation in the form AX = C, and matrix A was expressed in the form

ACCESS MORE EDU ACCESS