Answer:
Step-by-step explanation:
THE TRICK HERE IS TO DISTRIBUTE THE MINUS SIGN TO THE SECOND TERM.
(6X+5)-(X-3)=
6X+5-X+3 (REMEMBER A NEGATIVE TIMES A NEGATIVE EQUALS A POSITIVE)
NOW COMBINE LIKE TERMS.
5X+8
Answer:
j
Step-by-step explanation:
I was first
Answer:
The required probability is 0.1.
Step-by-step explanation:
red balls = 3
yellow balls = 2
blue balls = 5
Selected balls = 5
Number of elemnets in sample space = 10 C 5 = 1260
Ways to choose 1 red ball and 4 other colours = (3 C 1 ) x (7 C 4) = 105
Ways to choose 5 balls of other colours = 7 C 5 = 21
So, the probability is
Answer:
15
Step-by-step explanation:
first you need to find the LCM (least common multiple) which is 15 so then every 15 days she will have both soccer, dance class and swimming class on the same day
S^2 = one face of a cube
S^2 × 6 = entire Surface Area (SA) of cube
One face = 9^2 = 81 cm^2
SA = 81 × 6 = 486 cm^2