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patriot [66]
3 years ago
12

X2 - 10x - 56 = 0 quadratics

Mathematics
1 answer:
slava [35]3 years ago
6 0

Answer:

Step-by-step explanation:

casbheq3

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A system of equations is shown below,
Vikki [24]
Answer: No solution
Step by step:
10x-2(5x+2)=12
10x-10x-4=12
0x=16
No solution
4 0
3 years ago
Rozalie spent $26 at a parking garage in downtown Orlando. The garage charged a base free of $7.50 for the first hour and a hour
bagirrra123 [75]
ANSWER : Rozalie spent 6.73 hours at the garage


rate of change = $2.75
base fee = $7.50

set up your equation:
2.75h + 7.5 = 26
($2.75/hour plus the base fee of $7.50 equals the total amount spent, $26)

Now just solve for h

2.75h + 7.5 = 26
2.75h = 18.5
h = 6.727273 (rounded)
h = 6.73

So the answer would be Rozalie spent about 6.73 hours at the garage.

6 0
3 years ago
Trevor tutors French for $15 and hour and scoops ice cream for $10 an hour. He is going to work 15 hours this week. At least how
RUDIKE [14]

Answer:

12 hours

Step-by-step explanation:

so what you do is take your $180 money amount and then divide it by your 15 or 12 dollar money amount and you should get your answer also your "answer" for the things you gave us is

15 x + 10 y = 180

3 0
3 years ago
A certain windshield wiper is 10 inches long. The rubber blade is 6 inches long and attached at the outside end. If the wiper sw
Sloan [31]
Area of sector=fraction of sector times area of circle
fraction of sector=degrees/360
and area of circle=pir^2

so
hold  a sec, we have the wiper on the outside, so we want to find the outside ring thing
do
area big sector-area small sector
or even better
(degrees/360) times (area big-areasmall)
big is 10
small is  4 (10-6=4)
areabig=10^2 times pi or 100pi
areasmall=4^2 times pi or 16pi
areabig-areasmall=100pi-16pi=84pi

then find the fraction

84pi times (150/360)=35pi square inches
4 0
3 years ago
-f+2+4f=8-3f−f+2+4f=8−3f
Anna11 [10]

Answer:

Step-by-step explanation:

Merge the Like variables/terms together

3f+2=10=8-3f

Get F on one side

6f+2=10=8

Sub 2

8 0
3 years ago
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