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Solve the equation 18 = 3 + 5x for x.
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Solve the equation 18 = 3 + 5x for x.

User Femotizo
by
4.6k points

2 Answers

5 votes

Answer:

X = 3

Explanation:

18 - 3 = 15 and 3 x 5 = 15. However there is a way to check which would be doing 5 x 1 + 3 and 5 x 2 + 3 and so on and so on until you find your answer.

User Timothy James
by
5.1k points
4 votes

Answer:


18 = 3 + 5x \\ 5x = 18 - 3 \\ 5x = 15 \\ x = 3

User Giovanni Cerretani
by
5.0k points
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