Question

1)If 12 added to a number it becomes 3 by 2
2) if 4 subtracted from twice of a number it becomes 15 . Form an equation and find the root of equation so formed

Answer 1

Answer:

1) x + 12=3/2

x=3/2-12

x=-21/2

2)2x+4=15

2x=11

x=11/2