3 years ago

What is the value of y in the equation 5x + 2y = 20, when x = 0.3?

Mathematics

2 answers:

pantera1 [17]3 years ago

7 0

Step-by-step explanation:

5×0.3+2y=20

5×0.3= 1.5

1.5+2y=20

1.5+2y÷2=20÷2

1.5y=10

y=0.15

MrMuchimi3 years ago

4 0

Answer:

y= 9.25

Step-by-step explanation:

5x + 2y = 20

2y = 20 - 5(0.3)

2y = 20 - 1.5

y = 20/2 - 1.5/2

y = 10 - 0.75

y = 9.25

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