3 years ago

I really need help with number 1

Mathematics

2 answers:

professor190 [17]3 years ago

5 0

6.4x + 3y = 36

x = 3

6.4(3) + 3y = 36

6.4 * 3 = 19.2

19.2 + 3y = 36

36 - 19.2 = 16.8

19.2 - 19.2 = 0

3y = 16.8

16.8/3 = 5.6

3y/3 = y

y = 5.6

B. 5.6

KonstantinChe [14]3 years ago

4 0

Answer:

5.6

Step-by-step explanation:

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