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The product of two rational numbers is -28/81. If one of them is -2/3, then find the other.

PLEASE HELP....NEED TO SUBMIT IT NOW......

2 Answers

3 votes

Answer:

14/27

Explanation:

Let x be the other number

x × -2/3 = -28/81

x = -28/81 × -3/2

x = 14/27

User Itsmejodie
by
4.4k points
5 votes

Answer:

14/27

Explanation:

Let x be the unknown number

-2/3 * x = -28/81

Multiply each side by -3/2

-3/2*-2/3 * x = -28/81 * -3/2

x = 28/2 * 3/81

x =14*1/27

x = 14/27

User Joseph B
by
4.2k points