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Serjik [45]
2 years ago
15

4.5x-7=20 what is the right answer some help please

Mathematics
2 answers:
KATRIN_1 [288]2 years ago
6 0

Answer:

x=6

Step-by-step explanation:

zloy xaker [14]2 years ago
4 0

Answer:

\boxed{\bold{x=6}}

Step By Step Explanation:

Multiply Both Sides By 10

\bold{4.5x\cdot \:10-7\cdot \:10=20\cdot \:10}

Simplify

\boxed{\bold{45x-70=200}}

Add 70 To Both Sides

\bold{45x-70+70=200+70}

Simplify

\bold{45x=270}

Divide Both Sides By 45

\bold{\frac{45x}{45}=\frac{270}{45}}

Simplify

\bold{x=6}

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