If │4x + 7 │= 47; Find x
Solution
±(4x + 7 )= 47
4x +7= 47 OR
–(4x+7) = 47
4x+ 7 = 47 OR
-4x - 7=47
4x = 47- 7 OR
-4x= 47 + 7
4x = 40 OR -4x
= 54
4 4 4 4
x = 10 OR x =
27/2 = 13.5
Hence, x =10 OR x = 13.5
No comments:
Post a Comment