Whats 9x + 4x please show work

By the way this is algebra prep.

11/21/17

What mass of water is in a 0.350 m solution containing 2.79 g of CH3OH

What mass of water is in a 0.350 m solution containing 2.79 g of CH3OH

11/21/17

true or false

1) The activity of the central chemoreceptors would increase upon breathing a gas mixture containing 18% O2 and 82% N2. 3)   2) Most of the filtrate formed in the renal corpuscle is reabsorbed... more

11/21/17

In trapezoid ABCD, AB = CD = 2 cm, BC = 6 cm, segment AD is parallel to segment BC, and m BAD = 60˚. What is the area of the trapezoid?

In trapezoid ABCD, AB = CD = 2 cm, BC = 6 cm, segment AD is parallel to segment BC, and m BAD = 60˚. What is the area of the trapezoid? Express your answer in simplest radical form.

I’m not sure how to solve this

in my Precalculus homework, the question is “There has to be a rectangular area of 1680 ft sq. for my pig. There is the wall of a barn for one side. How much fencing would you need to buy?” Yes... more

11/20/17

Need Help on this math problem. Thank you

The length of a rectangle is 4/3 its width, w .Which expression represents the perimeter of the rectangle?Answer ChoicesA. 4/3w+2w B. 4(4/3w+w) C. 4×4/3w D. 2(4/3w+w) Part 2The perimeter of the... more

11/20/17

Most bacteria make people sick because of the protection of the immune system

I need help with this question...it is a true or false question.

Can someone please help me with this equation? I am stuck!

The length of the longer leg of a right triangle is 20 inches more than twice the length of the shorter leg. The length of the hypotenuse is 22 inches more than twice the length of the shorter leg.... more

11/19/17

How much does each type of box weigh

A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 2 large boxes and 3 small boxes has a total weight of 83 kilograms. A delivery of 4 large boxes and 8 small... more

Help me out with this math question

The ratio of tulips to daisies is 3:5 Which of the following could be the total number of tulips and daisies?

11/13/17

Factoring word problem

An envelope is 6 inches longer than it is wide. The area is 27 square inches. Find the length and width of the envelope

11/13/17

what is the equation to k divided by 11 is 7 ?

i am not sure what the equation is for this 

One of the equal sides of an isosceles triangle is 3 metres less than twice its base. The perimeter is 44 metres. Find the lengths of the sides.

One of the equal sides of an isosceles triangle is 3 metres less than twice its base. The perimeter is 44 metres. Find the lengths of the sides.

Graph the line with the slope 3/2 and y-Intercept (0,-3)

I don’t know how to graph the line with the slope 3/2. Don’t know where it should be placed on a graph.   Thanks, Donna

find the point B on AC such that the ratio of AB to BC is 1:1

involving dividing line segments is a geometry class

11/10/17

Solving mole calculations with equations

Magnesium and hydrochloric acid react to form magnesium chloride and hydrogen gas. Calculate the volume of H2 (g) produced at rtp when 4.8g Mg reacts with HCl. (Mg=24)

11/10/17

the question is in description

A family has two cars. The first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. During one particular week, the two cars... more

What’s the cost of 4 books if 3 books cost $21

I’m doing math Homework and I came across a question that i couldn’t seem to solve ,

if angelique turns 'x' years old on october 1,2008 which expression represents her age as of october 1,2020

thats the question that i need help with

10/27/17

Twice the difference of a number and 5 is equal to 9 .

Can someone plz help me. Can you translate the sentence into an equation. Thank you sm

if the toll for a car and trailer is 1 1/2 times the cost of a car alone, what is the cost of the car alone if the toll for the car and trailer equals $1.05?

asvab question. thats the equation if i remember it right. i had the equation being: x (x for car) + 1.5x=$1.05 (or the combined toll)x + 1.5x = $1.05. 

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