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4 votes
Twice a number is equal to negative four. Which equation could be used to find the number?

User Azelez
by
6.8k points

2 Answers

4 votes

Answer:

2x = -4

Explanation:

x is 'a number'

If you wanted to solve your equation:

2x = -4

2x/2 = -4/2 Divide both sides by 2

(To get x alone)

x=-2

User Steffen Harbich
by
7.3k points
4 votes

2n = - 4

n = - 4 : 2

n = - 2

User Yash Ojha
by
7.3k points