Question

Solve by substitution method
X+y=8
X-y=6

Answer 1

Answer:

GIVEN

X+Y=8.....(1)

X-Y=6......(2)

EQN 1 CAN BE WRITREN AS

X=8-Y......(3)

SUBSTITUTE EQN 3 IN 2

8-Y-Y=6

2Y=2

Y=1

SUBSTITUTE Y=1 IN ANY ONE OF THE EQN

X+1=8

X=7

HOPE THIS HELPS YOU

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Answer 2

if the answer is correct plz mark as brilliant answered

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