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1 vote
The model represents an equation.

-1
x
IN
Х
What value of x makes the equation true? O
A. -1
B. 3
D. 7
C. -7

The model represents an equation. -1 x IN Х What value of x makes the equation true-example-1

2 Answers

3 votes

Answer:

x = - 7 (C)

Explanation:

=> x + x + 1 + 1 + 1 = x - 1 - 1 - 1 - 1

=> 2x + 3 = x - 4

=> 2x - x = - 4 - 3

  • x = - 7
User Nircraft
by
7.7k points
6 votes

Explanation:

2x + 3 = x- 4

2x-x = -4-3

x = -7

User Pangu
by
8.3k points

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