Question

If 1.2x +0.04=2x-3.56 then,what is the value of x​

Options :
A:4.3
B:25
C:2.5
D:4.5

can you please answer fast ⏩​
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Answer 1

Answer:

The equations are

⇒.04x+.02y=5....eq(1)

⇒x=

.04

5−.02y

⇒.5x−.4y=30....eq(2)

Substitute the value of x in eq (2)

⇒

.04

.5(5−.02y)

−.4y=30

⇒2.5−.01y−.016y=1.2⇒−.026y=−1.3⇒y=50

Substitute the value of y in eq (2)

⇒.5x−.4(50)=30⇒.5x=50⇒x=100

⇒x=100,y=50

Step-by-step explanation:

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Answer 2

Reffer the attachment...!