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stiks02 [169]
3 years ago
14

Which expression is NOT equivalent to 8 . -54?

Mathematics
2 answers:
ivanzaharov [21]3 years ago
8 0

Answer:

i need help with this too

Step-by-step explanation:

lmk if you get the answer

topjm [15]3 years ago
3 0

Answer:

1st & 4th

Step-by-step explanation:

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What is the y-intercept of the line that represents y = -4x+12
lukranit [14]

Answer:

12

Step-by-step explanation:

because 12 is where the line intercepts the y-axis

5 0
3 years ago
Read 2 more answers
The price of an item has risen to 221 today. yesterday it was 139. Find the percentage increase
alexgriva [62]

Answer:

Approx. 59% increase.

Step-by-step explanation:

Today - 221

Yesterday - 139

difference (today - yesterday) = 82

How to find percent:

((part)/(whole)) = ((x)/(100))

In this case, the part is the difference, and the whole is the value of an item yesterday, so the equation is:

82/139 = x/100

cross multiply

8200 = 139x

Inverse operations

8200 = 139x

/139       /139

8200/139 = x

approx. 59 = x

4 0
2 years ago
Scott ran 40 miles in 8 hours. Which function could determine the number of
finlep [7]

Answer:

Pace per mile

12 : 00

min : sec

Speed 0.0833 miles per minute=5 miles per hour

Step-by-step explanation:

THE NUMBER OF ...???

whaats the rest

8 0
2 years ago
Read 2 more answers
Find the sum of -395,102, -27, -95
gtnhenbr [62]

Answer:

-415

Step-by-step explanation:

first, add -395+-27+-95, which equals -517

then, add 102 to -517(all you do is subtract 102 from 517 and put a negative sign in front of that answer), in which you would get -415.

4 0
3 years ago
if a area of a triangle is 64 and if the base is twice as big of the height what are the base and height
Rufina [12.5K]
The formula for area of a triangle is A = bh/2, where b is the base length and h is the height of the triangle. For this triangle, the base is twice as big as the height; the base and height are represented as follows.

Height: h
Base: 2h

The area of the triangle is 64. Plug all values and expressions accordingly into the formula for area and solve algebraically for h.

A = bh/2
64 = 2h(h)/2
64 = 2h²/2
64 = h²
8 = h

b = 2h
b = 2(8)
b = 16

Answer:
The height of the triangle is 8 units and the base is 16 units.
7 0
3 years ago
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