Question

express the following rational number in standard form : -5/7= x/21​

Answer 1

Answer:

x = 15

Step-by-step explanation:

x/21 = 5/7

x = 21 × 5 / 7

x = 105/7

x = 15

Answer 2

$\large\fbox\red{Answer}$

$\sf⟹\:\frac{-5}{7}=\frac{x}{21}$

$\sf⟹\:7x=21 \times( -5)$

$\sf⟹\:7x=105$

$\sf⟹\:x=\frac{105}{7}$

$\tt\pink{⟹x=15}$

• Thnku ❣