3 years ago

2. If 5x + 8 = 4, then 3x = ?please answer guys

Mathematics

2 answers:

Rainbow [258]3 years ago

7 0

Answer:

3x = -2 2/5 or -2.4

Step-by-step explanation:

5x + 8 = 4

5x = 4 - 8

5x = -4

x = -4/5

3x = y If x = -4/5

3 * -4/5 = y

-12/5 = y

-2 2/5 = y

Crank3 years ago

4 0

5x + 8 = 4
5x = -4
x = -4/5
3(-4/5) = -2.4
Solution: 3x = -2.4

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2. If 5x + 8 = 4, then 3x = ?please answer guys​

2. If 5x + 8 = 4, then 3x = ?please answer guys