3 years ago

0.4x+18=-13 what is x?

Mathematics

2 answers:

Rasek [7]3 years ago

3 0

Answer:

-52.5 or -53

Step-by-step explanation:

Start by subtracting 18 from both sides. With you get 0.4=-21. Now divide 0.4 into both sides.

patriot [66]3 years ago

3 0

Answer:

x=-77.5

Step-by-step explanation:

since we're looking for x,18 must cross the equal sign to become negative.

0.4x=-13-18

0.4x=-31

dividing both side by 0.4,

we have x=-31÷0.4

therefore x= -77.5

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