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2 years ago

12

If -3=4x+7 what is x?

2 answers:

lara [203]2 years ago

6 0

Answer: x is -2.5 or $-2\frac{1}{2}$

Step-by-step explanation:

We need to solve for x

-3=4x+7

Step 1) Subtract 7 from both sides

-3-7=4x+7-7

-10=4x

Step 2) Divide both sides by 4 to isolate x

-10=4x

$\frac{-10}{4} =\frac{4x}{4} \\-2.5=x$

velikii [3]2 years ago

4 0

4x+7=-3
4x=-3-7
4x=-10
X=-10/4
X=-2.5

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