0.4x + 3y = 2.6
x - 2y = 4.6
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Step-by-step explanation:
0.4x+3y=2.6
Multiply both sides by 5
5(0.4x+3y)=5(2.6)
2x+15y=13___(1)
x-2y=4.6
Multiply both sides by 2
2(x-2y)=2(4.6)
2x-4y=9.2____(2)
(1)-(2)=> 19y=13-9.2
19y=3.8
y=0.2
x-2y=4.6
x-2(0.2)=4.6
x-0.4=4.6
x=4.6+0.4
x=5
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