solve x, 4.6(0.2x-5)=6(1.5_0.18x)
Answers
Answered by
1
Explanation:
x = 2 and y = 3
Step-by-step explanation:
Given :0.2x+0.3y=1.30.2x+0.3y=1.3
0.4x+ 0.5y=2.30.4x+0.5y=2.3
To Find : solve using substitution method
Solution :
0.2x+0.3y=1.30.2x+0.3y=1.3 -----1
0.4x+ 0.5y=2.30.4x+0.5y=2.3 ------2
Substitute the value of x from 1 in 2
0.4(\frac{1.3 - 0.3 y}{0.2})+ 0.5y=2.30.4(
0.2
1.3−0.3y
)+0.5y=2.3
y=3y=3
0.2x+0.3(3)=1.30.2x+0.3(3)=1.3
0.2x=1.3-0.90.2x=1.3−0.9
x=\frac{1.3-0.9}{0.2}x=
0.2
1.3−0.9
x=2x=2
So, x = 2 and y = 3
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