Question

02x+03y=13 04+0.54=23
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Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

x=-10 And y=50

Step-by-step explanation:

0.2x+0.3y=13---------(1) 0.4x+0.54y=23----------(2) multiplying equation(1) by 2 and subtracting from equation 2

0.4x+0.6y-0.4x-0.54y=26-23

0.06y=3

y=50

putting in equation (1)

0.2x+0.3(50)=13

0.2x+15=13

0.2x=-2

x=-10