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Snowcat [4.5K]
2 years ago
13

I Need Help thanks :)?​

Mathematics
1 answer:
Feliz [49]2 years ago
8 0

Answer:

6)  x = 40.5

8)  x = 16.5

Step-by-step explanation:

6) 45/x = 20/18

simplify and cross-multiply to get:

45/x = 10/9

10x = 405

x = 40.5

8) 22/8 = x/6

11/4 = x/6

4x = 66

x = 33/2

x = 16.5

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Given g(x)=-2x-3, then what is g(2m+7)
Whitepunk [10]

Answer:

-4m-17

Step-by-step explanation:

g(2m+7) = -2*(2m+7) -3

= -4m -14 -3

= -4m -17

8 0
2 years ago
Given the function f(x)=(x+3)^2 and g(x)=3x+13 determine the x values of the point intersection
charle [14.2K]

Answer:

x = - 4, x = 1

Step-by-step explanation:

At the point of intersection

f(x) = g(x) , that is

(x + 3)² = 3x + 13 ← expand left side using FOIL

x² + 6x + 9 = 3x + 13 ( subtract 3x + 13 from both sides )

x² + 3x - 4 = 0 ← in standard form

(x + 4)(x - 1) = 0 ← in factored form

Equate each factor to zero and solve for x

x + 4 = 0 ⇒ x = - 4

x - 1 = 0 ⇒ x = 1

3 0
2 years ago
a piece of coal in a shape of a square pyramid has base edge pf 8.2 in on each side and with height of 5.3 in. What is the volum
lozanna [386]
Volume = 1/3a^2h

v= 1/3 x 8.2^2 x 5.3

v=118.79066666667 in^3
4 0
3 years ago
Read 2 more answers
Hey someone help me with this please
OverLord2011 [107]

Answer:

d

Step-by-step explanation:

d. neither

If I helped please vote brainliest

6 0
3 years ago
What is the distance between the ends of the class
aleksandrvk [35]
Using tan50=p/14=p=14*tan50
total distance betn the end of the class = 28*tan50=53.6910052ft
5 0
3 years ago
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