Question

X + 3 10 = 7 It’s a building and unbuild problem

Answer 1

Answer:

x=-303

Step-by-step explanation:

Answer 2

Answer:  x=-303

Step-by-step explanation:

x+310=7

We move all terms to the left:

x+310-(7)=0

We add all the numbers together, and all the variables

x+303=0

We move all terms containing x to the left, all other terms to the right

x=-303