3 years ago

Solve for x. x-0.3x=28

Mathematics

1 answer:

Svetlanka [38]3 years ago

5 0

Answer: x=40

Step-by-step explanation x-0.3x=28

Add similar elements x-0.3x=0.7x

0.7x=28

Multiply both sides by 10

0.7x · 10= 28 · 10

Refine

7x=280

Divide both sides by 7

Simplify

x = 40

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