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1 vote
Solve for x: 5/3 x = 20/21
it's fraction. remember to simplify your fraction

2 Answers

0 votes
you could write it as:

(5x)/(3) = (20)/(21 )
Cross multiply

105x = 60
divide 105 on both sides
Answer:

x = (60)/(105)

x = (4)/(7)
User Igor Goyda
by
6.1k points
2 votes

Answer:

x = 4/7

Explanation:

5/3 x = 20/21

Multiply by 3/5 on each side to isolate x

3/5 *5/3 x = 20/21 * 3/5

x = 20/21 * 3/5

Rewriting the right hand side

x = 20/5 * 3/21

x =4 * 1/7

x = 4/7

User Zuhal
by
5.5k points