The answer you put is correct
It would be the first one
Step-by-step explanation:
(12+7x)(12-7x)
Because the square root of 144 is 12 and for 49 is 7
Answer:
Step-by-step explanation:
NOOOOO
Learn this and it can answer all ur percent problems
percent formula : is/of = %/100
36 is 75% of what number...
is = 36
% = 75
of = x.....because that is what u are looking for.
now sub into the percent formula
is/of = %/100
36/x = 75/100
cross multiply because this is a proportion
75x = 36(100)
75x = 3600
x = 3600/75
x = 48
so 36 is 75% of 48
