Respuesta :
Answer: 21
4/7 = 12/x
Multiply each side by x, so the x drops out on right side:
(4/7)x = 12
Distribute x:
4x/7 = 12
Multiply each side by 7, so the 7 drops out on left side:
4x = 84
Divide:
x = 84/4
x = 21
4/7 = 12/x
Multiply each side by x, so the x drops out on right side:
(4/7)x = 12
Distribute x:
4x/7 = 12
Multiply each side by 7, so the 7 drops out on left side:
4x = 84
Divide:
x = 84/4
x = 21
Answer:
21
4/7 = 12/x
Multiply each side by x, so the x drops out on right side:
(4/7)x = 12
Distribute x:
4x/7 = 12
Multiply each side by 7, so the 7 drops out on left side:
4x = 84
Divide:
x = 84/4
x = 21
Step-by-step explanation: