Question

Solve the following pairs of linear equations using cross-multiplication
method: 2x + y=6 and 2x – y +2 = 0
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Answer 1

answer of your question

Answer 2

Step-by-step explanation:

2x+y=6______1

2x-y=2_______2

add both equations

2x+y=6

2x-y=2

_______

x=4

put x=4in equation 1

2x+y=6

2×4+y=6

8+y=6

y=6-8

therefore y=-2