2 years ago

What is the answer to 3 x - {-4 x} +12?

Mathematics

2 answers:

kumpel [21]2 years ago

8 0

Answer:

7x+12

Step-by-step explanation:

since its neg, it take out { and } it no use.

if its like that, you add it.

so the equation: 3x+4x

that is 7x

+12 is after

so you do 7x+12

you can't simp it. So that is the answer

100% SURE

viktelen [127]2 years ago

3 0

Answer: x=-7/12

3x+4x=7x
7x+12
7x=-12
x=-7/12

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