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23 votes
23 votes
Solve :2x/5 - 3x/4 = 3/10​

User Florian F
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2 Answers

23 votes
23 votes

Answer: -6/7

Explanation:


2x/5-3x/4=3/10\\(8x-15x)/20=3/10\\-7x/20=3/10\\-7x=(3/10)*20\\-7x=6\\x=-6/7

User Tala
by
3.1k points
6 votes
6 votes

We have to find,

The required value of x.

Given that,

→ 2x/5 - 3x/4 = 3/10

Then let's solve for the value of x,

→ 2x/5 - 3x/4 = 3/10

→ (8x - 15x)/20 = 3/10

→ -7x/20 = 3/10

→ -7x = (3/10) × 20

→ -7x = 3 × 2

→ -7x = 6

→ [x = -6/7]

Hence, the value of x is -6/7.

User Brabbeldas
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2.6k points