bonnie2308 bonnie2308

10-11-2021
Mathematics

contestada

3x+y=23, 6x-y=50, what is the value of x and y

Respuesta :

jonfinity jonfinity

10-11-2021

Answer:

its 4

Step-by-step explanation:

Given, 3

x−y

=27 and 3

x+y

=243

3

x−y

=3

3

3

x+y

=3

5

As bases are equal powers must be equal

x−y=3 and x+y=5

Adding them,

x−y+x+y=8

2x=8

x=4

Thus, 4−y=3

y=1

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