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sergey [27]
3 years ago
11

Problem 1:

Mathematics
1 answer:
Allisa [31]3 years ago
8 0

Answer:

It will cost $120.00

Step-by-step explanation:

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Q6. Solve
kati45 [8]

4x + 3y = 5...(1)
2x + 3y = 1...(2)

(2)*2:
4x+6y=2...(3)

(1)-(3):
4x+3y-(4x+6y)=5-2
4x+3y-4x-6y=3
-3y=3
y=-1

By sub. y=-1 in (2), we have
2x+3(-1)=1
2x-3=1
2x=4
x=2
The solution is x=2,y=-1
4 0
3 years ago
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What is (100-75)^0 + (9x8) using pemdas​
Tanya [424]

Answer:

73

hope you get a 100% :)

6 0
2 years ago
The lines graphed below are parallel. The slope of the red line is 2/5. What is the slope of the green line?
olya-2409 [2.1K]
I believe the answer is 0,2 or (0, 2.5)
7 0
3 years ago
Write the answer in numeric form?
kondor19780726 [428]

Answer:

x=11. 38 degrees; 52 degrees

Step-by-step explanation:

90+6x-14+3x+5=180

81+9x=180

9x=99

x=11

38 degrees, 52 degrees

8 0
3 years ago
Expand, simplify..... :- /
balu736 [363]

Simplifying makes a algebric expression easily understandable and solvable.

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