If 3x + 5y = 44 and 10x–2y=16, what is the value of x? (a) 7 (b) 3 (c) 5.5 (d) 6.5 (e) None of these
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3x+5y=44. _1
10x-2y=16. _2
30x+50y=440. _3
30x_6y=48. _4
56y=392
y=392/56
y=7
3x+5×7=44
3x+35=44
3x=9
x=3
10x-2y=16. _2
30x+50y=440. _3
30x_6y=48. _4
56y=392
y=392/56
y=7
3x+5×7=44
3x+35=44
3x=9
x=3
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Answer:
x = 3
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