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Lemur [1.5K]
4 years ago
10

PLEASE HURRY!!!!!!!

Mathematics
1 answer:
astra-53 [7]4 years ago
8 0
First off, in 5(n-3), there would be a hidden multiplication symbol:

5(n-3)
=5 x (n-3)

We then need to multiply 5 by the numbers in the bracket seperately:

5×(n-3)
=5×n + 3×5
=5n + 15

Therefore the answer is C. 5n - 15.

Here's another example similar to the above case:

3(y-1)
=3 × (y-1)
=3 × y + (-1) × 3
=3y + -3

Hope it helps!
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Y = -x + 2<br> find the slope of the linear function
Arte-miy333 [17]

Answer:

-1

Step-by-step explanation:

y=mx+b

m=slope

-1x meaning that -1 is your slope

7 0
3 years ago
Read 2 more answers
I have 3 more , thanks
V125BC [204]
3.606 is the answer
H^2 = P^2 + B^2
H^2 = 3^2 + 2^2
H^2 = 9+4
H^2 = 13
H = root 13
H = 3.606 (simple radical Form)
5 0
3 years ago
Which unit price is the highest?
SSSSS [86.1K]

Answer:

to answer this question we will need more information...

Step-by-step explanation:

1/2 is greater than 1/3,1/4,1/5,1/6, and so on

8 0
3 years ago
XY and BD are parallel lines.
tia_tia [17]

Answer:

a) Angle XBC = 55° because corresponding angles are equal.

b) Angle BXC = 70°

Step-by-step explanation:

The image of the complete question is attached to this solution.

a) Angle XBC = 55° because....

Line XY and BD are parallel.

A straight line, AB, crosses the two parallel lines, thereby making angles AXY and XBC corresponding angles because they occupy the same relative position at points where the straight line, AB, intersects the two lines XY and BD.

Since the two lines, XY and BD, are parallel, the corresponding angles related to them are said to be equal.

b) Angle BXC

Since we have found and confirmed that angle XBC is truly 55°.

Triangle BXC is an isosceles triangle, with sides BX and XC equal, the base angles XBC and BCX are both equal.

Angle XBC = Angle BCX = 55° (base angles of an isosceles triangle are equal)

Then, the sum of angles in a triangle = 180°

Hence,

(Angle XBC) + (Angle BCX) + (Angle BXC) = 180° (sum of angles in a triangle)

55° + 55° + Angle BXC = 180°

Angle BXC = 180° - 110° = 70°

Hope this Helps!!!

3 0
4 years ago
Help me please Anyone
natita [175]

Answer:

Step-by-step explanation:

How do you solve a rectangle word problem?

The area A of a rectangle is given by the formula, A=lw , where l is the length and w is the width. Given that, the area is 500 square feet and the width is 20 feet. So, substitute these values into the formula. Divide each side by 20 to isolate l .

8 0
2 years ago
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