Question

(1) solve- 3x + 2 = -7​

Answer 1

Answer:

3

Step-by-step explanation:

-3x-2=-7

-3x= -7 (-2)

-3x= -9. (as -(-)= + and -7-2= -9)

x= -9/-3

x = 3

but if the expression is: 3x+2= -7, then

Answer is -3

Explanation:

3x= -7 -2

3x=-9

x= -9/3

x= -3

Answer 2

Answer:

-3x = -7-2

-3x = -9

-x= -9/3

-x= -3

x =-(-3)

x = 3