Answer:
2450
Step-by-step explanation:
First you will divide;
200÷4=50
Then you multiply;
50×9=450
Last you add;
2000+450=2450
Hope this helps :D
A normal distribution is symmetrical about the mean. Therefore half of all young men are shorter than 68 inches.
Answer:
3/4
Step-by-step explanation:
Q = 
{the smallest common multiple of 10, 4 and 5 is 5×2×2 = 20 (denominator)}
Q =
=
=
=
=
=
450/500 how much you have to how much it costs
this equals to 90 % of the complete cost
100%-90%=10%
you need a 10 % discount
hope this helps
X(x + 3) + x(x - 3) = 2
x^2 + 3x +x^2 - 3x = 2
2x^2 = 2
x^2 = 1
x = +1 and x = -1
answer
x = +1 and x = -1
