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exis [7]
3 years ago
13

A 25 inch piece of steel is cute into three pieces so that the second piece is twice as long as the first piece and the third pi

ece is one inch more than five times the length of the first piece
Mathematics
1 answer:
balu736 [363]3 years ago
7 0
This is the equation: ×+2x+5x+1=25 Combine
like terms to get:
8x+1=25 Now subtract 1 from both sides to
result in;
8x=24 Divide 8 into both sides to get:
×=3 inches for the first one.
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3) There are 60 total students in two of Mr. Weber's classes. 80% of them say he is
m_a_m_a [10]

Answer:

48 will be the answer.

Step-by-step explanation:

we can simply find the 80 percent of 60.

80 * 60 / 100 = 4800/100 = 48.

so 48 students think he is their favorite teacher.

7 0
3 years ago
Read 2 more answers
An employee at plant A receives a salary of $350 per week and a 2.9% bonus on the production sales for the week. If the sales fo
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3 years ago
Joe is taking part in a run for charity. He has earned $250 in pledges just for running and $40 in pledges for every mile he run
Harlamova29_29 [7]

im in middle school taking algebra 1 rn, but im pretty sure the equation is similar to 40x(40 pledges every mile) + 250(how much he already has from running) = y(the unknown variable).

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7 0
3 years ago
The difference of two numbers is more than 12,and one of the numbers is 3
klio [65]
X+y = 12
x-y = 3
x = 3+y

Substitute it in 1st equation,
3+y+y=12
2y = 9
y = 4.5

Substitute it in 1st eq.,
x = 12-4.5 = 7.5

So, the two numbers are 7.5 & 4.5

Hope this helps!
6 0
3 years ago
What is the area of a triangle of the height is 5 and the width is 3 PLEASE HELP I HAVE TO SUBMIT SOON
andrew-mc [135]

Answer: 7.5

Step-by-step explanation:

The formula for the area of a triangle is height times base (or width) divided by 2. It is written as:

BxH/2

So when you put your numbers in the calculator you get this:

3×5/2=7.5

Hope this helps :)

8 0
3 years ago
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