1/3x+5y=13;2x+1/2 y= 19 solve simultaneously equation
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Answer:
X/3+5y=13
multiplying by 3 on both sides
x + 15y = 39 - eq 1
2x+y/2=19
mutiplying by 2on both sides
4x + y = 38 - eq 2
4 * eq1 - Eq 2
=> 4x + 60y - 4x - y = 4*39 - 38
=> 59y = 156 - 38
=> 59y = 118
=> y = 2
putting in eq 2
4x + 2 = 38
=> 4x = 36
=> x = 9
Step-by-step explanation:
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