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4/9x+1/5x=87 what is x

User Gassa
by
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2 Answers

1 vote
First you need to find a common denominator.

20/45x + 9/45x = 87

Combine like terms.

29/ 45x = 87

Multiply both sides by 45/29

x = 3,915 / 29

x = 135

Hope this helps!
User Markus Bach
by
8.3k points
4 votes

Answer:

The value of x is 135.

Explanation:

Given : Expression
(4)/(9)x+(1)/(5)x=87

To find : What is the value of x?

Solution :

Expression
(4)/(9)x+(1)/(5)x=87

Take LCM,


(4x* 5+x* 9)/(9* 5)=87


(20x+9x)/(45)=87


(29x)/(45)=87


x=(87* 45)/(29)


x=135

Therefore, The value of x is 135.

User Shaniqua
by
7.8k points