Solve the following problems and write the steps 1. 4a = 64

2. 5r = 105

3. Z/15 = 10

4. x/12 = 13

1. 16

2. 21

3. 150

4. 156

Step-by-step explanation: for the first 2 you divide the number without the variable and the number with the variable. With the last 2 you multiply the number with and without the variable together.

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.

answer: answer is b.

[m < b = 120º]

step-by-step explanation: