Explain how (15+9)^10 is simplified

➷ The PEMDAS rule would indicate that whatever is in the parenthesis must be calculated first:

15 + 9 = 24

Now you just put 24 to the power of 10:

=

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the answers c

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk