Answer:
z = -b - 17 / ( a + 4 )
Step-by-step explanation:
az + 17 = -4z – b
collect like terms
az + 4z = -b -17
z( a + 4 ) = - b - 17
Divide both sides by ( a + 4 )
z = -b - 17 / ( a + 4 )
You need to find out how many $ you gonna earn in 1 hours
175 divide 15=11.66
11.66x 18= 209.88
Answer:
The percentage of workers not wearing the helmets is 5.3 %.
Step-by-step explanation:
A safety committee randomly examined 900 construction workers during their work, and found that 48 workers were not wearing helmets. Estimate the percentage of workers who do not wear protective masks during their working time with 98% confidence
total workers = 900
Not wearing helmet = 48
Percentage which are not wearing the helmets
= 
%
Answer:
73.68%
Step-by-step explanation:
To find the amount of increase subtract 33-19 to get 14.
The percent increase is the amount of increase/initial length * 100
So 14/19*100 = 73.684...
Rounding to the nearest hundredth = 73.68%
Gabrielle's age is 3x (in which x is mikhail's age)
the sum is 56 so 3x+x=56
3x+x=56
4x=56
x=14
since x was mikhail's age, mikhail is 14 years old
