Question

by what number should -2/1 be multiplied so that the product may be equal to 7/4

Answer 1

$- \frac{2}{1} x = \frac{7}{4 } \\ - 2x \times 4 = 7 \times 1 \\ - 8x = 7 \\ x = \frac{7}{ - 8 } = - \frac{7}{8}$
Here.... hope it helps

Answer 2

Hello dear!!!

Here's your answer...

Refer the following attachment