- Which expression below represents the cost of one roll of paper towels if the price is 3 rolls for $t and you get a 75¢ rebate? (1) 들-0.75 o0 Mon () (2) 3t + 0.75 en (S) (3) 3t – 0.75 - (4)들-0.75 asd Men (C) 3
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
![econd piece is 4 cm longer than the first
piece and the third piece is twice as long
as the second piece. Find the length of
the shortest piece.
(1) 18
(2) 22
(3) 28
(4) 32
(5) 36
42. Which expression below represents the
cost of one roll of paper towels if the price
is 3 rolls for $t and you get a 75¢ rebate?
(1)들-0.75 o0
ne Mon ()
(2) 3t + 0.75
bne Men (S)
(3) 3t- 0.75
(4) 들-0.75
and Men (C)
t-0.75
(5)
43. On the Ilinois state tax form, numbers are
to be rounded to the nearest dollar. If
Heather earned $8265.53 at her part-time
job, what number would she enter on the
form for earnings?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc867653e-0354-42d1-b322-a9f3998f5d2b%2Ff483b831-121f-42ec-826c-c77afa611710%2F6rsfe7_processed.jpeg&w=3840&q=75)
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