As part of the marketing group at a film studio, you are asked to find out the age distribution of the audience of the studio's latest family friendly film. With the help of 10 of your colleagues, you conduct exit interviews by randomly selecting people to question at 20 different movie theatres. From 485485 responses, you find out that 4646 are younger than 6, 8484 are 6 to 9 years old, 161161 are 10 to 14, 2121 are 15 to 21, and 173173 are older than 21. Complete parts a and b below.

a) what number, when added to negative four, is equal to negative five?

step-by-step explanation:

no, the equation would be invalid since they are both not equal.

step-by-step explanation:

here you got

4y-6+4y 2-9

first, you would simplify the equation on the form.

4y-6+4y 2-9

then, move all the terms that contains a y to the left and all the other terms to the right.

+4y-4y+-9-6

finally, you will simplify the left and the right side of the equation.

y=-3

answer: 3.26019516

step-by-step explanation:

the scale is 1/9 my friend can't simplify 1 anymore so it will be (for every 1 there's 9)