Question

constructe 3 equation from x=-2​

Answer 1

Answer:

9+x=7

2x=-4

2÷x=-1

Step-by-step explanation:

9+x=7

=x=7-9

=x=-2

2x=-4

x=-4/2

x=-2

2÷x=-1

x=-1×2

x=-2

Answer 2

Answer:

1. 2 + x

2. 8x + 7(5+x)

3. x/4 + 7/2 + x

Step-by-step explanation:

1. 2 + x

x = -2

2 + (-2)

2 - 2 = 0 ans

2. 8x + 7(5 + x)

x = -2

8 × (-2) + 7 × ( 5 + (-2))

(-16)+7×3

(-16)+21

5 ans

3. x/4 + 7/2 + x

x= -2

-2/4 + 7/2 + (-2)

1/-2 + 3/2

-1/2 + 3/2

2/2 = 1