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sammy [17]
3 years ago
6

I don't know how to work this out

Mathematics
1 answer:
Serhud [2]3 years ago
8 0
Hope that helped I use this when I'm doing math. It's called cymath it explain how they got the answer.

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OPEN ENDED QUESTION
posledela

Answer: I hope this helps :)

Substitution:  45+15(6-1)

Simplify:  120

Step-by-step explanation:

Calculate within parenthases (6-1) =5    =45+15(5)

Multiply left to right 15(5)=75      =45+75

Add leftg to right 45+75=120

Answer = 120

4 0
3 years ago
Lucy took three tests. If her median score was 86, her mean score was 87, and the range was 13, what were her three test scores?
sveticcg [70]
      x+82+y
______________  =87
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y-x=17
87,98, and 82.
3 0
4 years ago
F(x)=(2x-1)(x-5) find all zeros
Sergio039 [100]

Answer:

x = 5 and x = \frac{1}{2}

Step-by-step explanation:

To find the zeros equate f(x) to zero, that is

(2x - 1)(x - 5) = 0

equate each factor to zero and solve for x

2x - 1 = 0 ⇒ x = \frac{1}{2}

x - 5 = 0 ⇒ x = 5


7 0
3 years ago
Read 2 more answers
Find an equation for the plane that passes through the point (3, 6, −9) and is perpendicular to the line v = (0, −9, 5) + t(1, −
raketka [301]
Y=4x over 9 should be the anwser if i did it right
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3 years ago
Lara and her brothers are painting a wall. Lara paints 28 of the wall. Chuck and Max each paint 38 of the wall. How much of the
Sergeu [11.5K]
104 wall because 38+38 is 76 and 76+28 is 104
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