0.2x+0.3y=1.3
0.4x+0.5y=2.3
Answers
Answered by
6
2(0.2x+0.3y)=2.6
=0.4x+0.6y=2.6
then,do subtraction
0.4x+0.6y=1.3
0.4x+0.5y=2.3
0.1y=-1
y=-10
0.4x+0.5×(-10)=2.3
0.4x+(-5)=2.3
0.4x=2.3+5.0
x=7.3/0.4
x=18.25
=0.4x+0.6y=2.6
then,do subtraction
0.4x+0.6y=1.3
0.4x+0.5y=2.3
0.1y=-1
y=-10
0.4x+0.5×(-10)=2.3
0.4x+(-5)=2.3
0.4x=2.3+5.0
x=7.3/0.4
x=18.25
Answered by
104
Answer:
Step-by-step explanation:
☆ According to given question:
☆ Using Substitution method:
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