2 years ago

2x + 4y = 222x - 2y = -8

Mathematics

2 answers:

NISA [10]2 years ago

6 0

Answer:

2x+4y=22

-2x+2y=+8

6y=30

y=5

now

replace the value of y in equ i

2x +4y =22

2x+20=22

x=1

timama [110]2 years ago

5 0

Answer: x = 1 y= 5

Step-by-step explanation:

2x + 4y = 22 -

2x - 2y = -8

--------------------

0+6y = 30

Y= 30/6= 5

Substituting,

2x+ 4*5= 22

2x+ 20 = 22

2x= 22-20 = 2

X=2/2=1

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2x + 4y = 222x - 2y = -8​

2x + 4y = 222x - 2y = -8