Answer:
Step-by-step explanation:
step 1 simplified like terms -11k +3k =8k
step 2 incorrect should be -4k -20 on the left side distributive property
step 3 added 8k to each side
step 4 added 20 to each side
step 5 divided each side by 4
Tan(x)= 33/105
x = arctan(33/105)
x = 17.44718842 degrees.
To find the probability that she develops lung cancer given that she smokes, multiply the two probabilities together:
4/9 x 3/10 = (4 * 3) / (9*10) = 12/90 = 2/15
NO.....9.66% less than $18,000 is $16,261.20
230×12= $2,760
