Question

Page
RANKA
If
the value of x is 4, then 4x+___
20​

Answer 1

Step-by-step explanation:

$> 4x + \: \: \: \: = 20 \\ > 4(4) + \: \: \: \: \: \: = 20 \\ > 16 + \: \: \: \: = 20 (now \: space \: is \: x) \\ \\ > 16 + x = 20 (16 \: come \: to \: lhs) \\ > x = 20 - 16 \\ > x = 4$