3 years ago

Which phrase describes an unknown or changeable quantity?

Mathematics

1 answer:

deff fn [24]3 years ago

3 0

You haven't put the Phrases. Comment them on this and i will answer you.

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18 less than the product of 42 and x write as an algebraic expression

Afina-wow [57]

Less than = subtraction = -
Product = multiplication

(42 + x) - 18

4 0

3 years ago

The perimeter of Dawna's new flat screen television is 112 inches. The ratio of its length to width is 4:3. Wire and solve an al

Dmitry_Shevchenko [17]

Hey there,
Length = 4x
Width = 3x
Perimeter = 112 inches
4x + 3x + 4x + 3x = 112 inches
14x = 112 inches
x = 112 inches / 14
= 8 inches
Length = 8 inches x 4
= 32 inches
Width = 8 inches x 3
= 24 inches

Hope this helps :))

<em>~Top♥</em>

5 0

3 years ago

Read 2 more answers

Two sides of a parallelogram are 93 feet and 80 feet. The measure of the angle between these sides is 18°. Find the area of the

azamat

<h3>Answer: 2299 square feet</h3>

Work Shown:

area = a*b*sin(C)

area = 93*80*sin(18)

area = 2299.086438

area = 2299 square feet

8 0

2 years ago

Roger could fit seven action figures on each shelf in his room. His room has two shelves. How many action figures total could hi

Leno4ka [110]

If 7 action figures are on each shelf

Then

in 2 shelves, there are

2x7 = 14 figures

Answer is

shelves hold 14 figures

8 0

1 year ago

The unit cost for a piece of fabric is $4.99 per yard including tax. You have $30 to spend on material. How many whole feet of m

Svetllana [295]

1 yd = 3 ft

This means the unit cost per feet is $4.99/3.

Let 'x' represent the length of the material in feet that you can be with $30.

(4.99/3)*x <= 30

6 0

3 years ago