Question

The sum of 3.25 and twice a number is -7.

What is the number? Enter your answer as a decimal.

n = ​

Answer 1

n = -5.125

Step-by-step explanation: I took the test

Answer 2

Answer: -5.125

Explanation:

Let X be the "number."

The sum of 3.25 and twice a number is -7.

3.25 + 2X = -7

2X = -10.25

X = -5.125