1. Refer to Expression 1 and Expression 2.
Expression 1

Expression 2

(a) What is the value of Expression 1?
(b) Insert parentheses in Expression 2 so that it has a value of 19. Then show why your expression has a value of 19.

Question

1.	Refer to Expression 1 and Expression 2.
Expression 1
  
Expression 2
 
(a)	What is the value of Expression 1?
(b)	Insert parentheses in Expression 2 so that it has a value of 19. Then show why your expression has a value of 19.

fancysharkk · Answer

expression 1 : 6 x 7 - 3^2 x 9 + 4^2

fancysharkk · Answer

expression 2 : $$5+4x2 + 6 - 2 x 3 - 1$$

bamboo888 · Answer

1) 
6 x 7 - 3^2 x 9 + 4^2.
6 x 7 - 9 x 9 + 16
42 - 81 + 16
-23

bamboo888 · Answer

the 'x' is not a multiplication sign, am I right?

fancysharkk · Answer

i think it is.

fancysharkk · Answer

is that both equations up there.