solve the system of equation graphivcally x+3y=6 and 2x-3y=12 and find vaue of a if 4x+3y=a . please do step by step.
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Step-by-step explanation:
x+3y=6 --------1
2x-3y=12
adding equation 1 and 2
we get,
3x=18
☆x=6
substituting x value in equation 1
x+3y=6
6+3y=6
3y=0
☆y=0
4x+3y=a
By substituting x and y values we get,
4(6)+3(0)=a
24+0=a
☆a=24
Hope it helps you.
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