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Kazeer [188]
3 years ago
12

Simplify, then substitute

Mathematics
2 answers:
trapecia [35]3 years ago
4 0

Answer:

5x +17

Step-by-step explanation:

elena-s [515]3 years ago
3 0

Answer:

5x + 17

Step-by-step explanation:

2(x + 4) + 3x + 9

simplify:

2x + 8 + 3x + 9

combine like terms:

5x + 17

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Plzzzzz HELPPPPPPPPPPPPP
adoni [48]

Answer:

125 - 12 /3 = 125 - 4 = 121

Step-by-step explanation:

4 0
3 years ago
Find all the missing parts to the triangle below
Arada [10]
Use Law of Cosines                             g^2 = f^2 + h^2 -2fhCosG                     f^2 = g^2 + h^2 -2ghCosF                    h^2 = f^2 + g^2 -2fgCosH

f^2 = 28^2 + 15^2 -2*28*15Cos87        28^2 = 31^2 + 15^2 -2*31*15CosG 
f^2 = 784 + 225 - 43.96                        784 = 961+225 - 930CosG 
f^2 = 965.0378                                    784 - 1186 = -930CosG
f = 31                                                 -402 = -930CosG             Divide by -930
                                                           .432258 = CosG
                                                           Cos^-1(.432258) = G
                                                             G = 64 degrees

Angle H = 180 - 64 - 87 = 29 degrees

Side f =   31                     Angle F =  87 degrees
Side g =  28                     Angle G = 64 degrees
Side h =  15                     Angle H =29  degrees
3 0
3 years ago
Read 2 more answers
Please help!! <br>what are the x-intercepts of this equation.
padilas [110]

The x intercepts are -2 and 5. First, you factor the equation and get (2x+4)(2x-10), then solve for the x's. If you have more problems like this, there's a great online calculator that can help with graphing. www.symbolab.com. It tells you the intercepts if you plug in the equations. Hope this helps!

4 0
3 years ago
Find the slope of the line y = 1/8x - 1.
konstantin123 [22]
The slope of the line is 1/8.

The slope is always attached to the x.

Hope this helps!!
6 0
3 years ago
Read 2 more answers
How do you do number 1. And 2. ?????
dybincka [34]
1. You would find 3.5% of 120,000 which is 4,270. then add it to 120,000 which is 162,270.
2. you would multiply every number in the word problem to get the interest. That would be $402.50 which is the answer
4 0
3 years ago
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