melanyperez melanyperez
  • 16-04-2020
  • Mathematics
contestada

4x – 2y = 33
x + 2y = 17
How to solve by using elimination

Respuesta :

obadiretomiwa obadiretomiwa
  • 16-04-2020

Answer:

X=10, Y= 3 1/2

Step-by-step explanation:

4x-2y=33...... i

X+2y=17........ ii

Adding equation I and ii

5x=50 divide both side by 5x

X=10

Substitute 10 for x in equation I we have,

10+2y=17

2y=17-10, collect the like term

2y=7 divide bother sides by 2

y=7/2,further division give us

Y= 3 1/2.

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