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tatuchka [14]
4 years ago
10

Y=3x+4 x+4y=-10 solve for substitution

Mathematics
1 answer:
maria [59]4 years ago
3 0
Y=3x+4.....eq.(i) x+4y=-10....(eq.ii) putting value of y in eq.(ii),we get, x+4(3x+4)=-10 or x+12x+16=-10 or,13x=-10+16 or,13x=6 ●#x=6÷13 putting value if x in eq.(i),we get y=3(6÷13)+4 or,y=18÷13+4 or,y=(18+52)÷13 ●#y=70÷13
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