390098083
390098083
02-03-2017
Mathematics
contestada
What is the value of 7 (4+x) when x =5
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emmrichardson6
emmrichardson6
02-03-2017
63
5+4=9
9*7=63
Hope this helps
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Tiny4lurv
Tiny4lurv
02-03-2017
This is a simple substitution task. Simply replace x with 5, thus the expression becomes:
7 (4+5).
Using the rules of calculation means solving the expessions in the brackets first thus you are left with 7(9) = 7*9
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