Question

What is the value of x in the equation 4x + 1.3 = -7.9

Answer 1

`4x + 1.3 = - 7.9 \\ 4x = - 1.3 - 7.9 \\ 4x = - 9.2 \\ x = (-9.2)/(4) \\ \boxed{x =- 2.3}`

-2.3 is the right answer.

Answer 2

• x = - 2.3

Explanation:

• 4x + 1.3 = -7.9
• 4x = -7.9 - 1.3
• 4x = -9.2
• x = -9.2/4
• x = - 2.3