Question

determine whether the problem is an expression or an equation. then simplify each expression or solve. x+3-2x=-12

Answer 1

See , as i had mentioned in your another question that an equation alsways carries an equality sign i.e. =

thus this is an equation

Answer 2

ok

Answer 3

Now see

As I mentioned you earlier that an equation can be solved while an expression can always be simplified.

Answer 4

Now lets solve it

Answer 5

x+3-2x=-12
=> -x + 3 + 12= 0
=> x = 15

Answer 6

Therefore, the solution of the given equation is x = 15

Answer 7

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