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Mumz [18]
3 years ago
14

Solve using the quadratic formula. Show all work. Write each solution in simplest form. No decimals.

Mathematics
2 answers:
disa [49]3 years ago
4 0

Answer:

d. that the answer of my module

Katena32 [7]3 years ago
3 0

Answer:

-b +/- √b^2-4ac

____________

2a

7 +/- √49-4(10)(3)

______________

2(10)

x= 7 +/- i√71

________

20

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Order of operations
lorasvet [3.4K]
PEMDAS

12*(3/4) comes first

8+9=17
7 0
3 years ago
Read 2 more answers
Jose takes 120 minutes to weed 6 equal rows of vegetable plants in his garden. What is his unit rate
Zarrin [17]

Answer:

3 rows/hour

Step-by-step explanation:

It is given that, Jose takes 120 minutes to weed 6 equal rows of vegetable plants in his garden.

120 minutes = 2 hours

We need to find the unit rate per hour for weeding these rows of his garden. It can be calculated as follows :

R=\dfrac{6}{2}\\\\R=3\ \text{rows/hour}

So, the rate for weeding these rows of his garden is 3 rows per hour.

6 0
3 years ago
Evaluate 5(14 – 23) + 8 ÷ 2. A. 26 B. 34 C. 44 D. 56
Keith_Richards [23]

Answer:

We multiplu5(14-23)which will vive us 115-70 equivalent to -45 and then we divide 8÷2which will give us 4. Finally we add -45+4=-41

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Is y equals 3x + 2 proportional number or non proportional​
vodomira [7]

Answer:

Non-proportional

Step-by-step explanation:

because it has a y-intercept of 2 in order for it to be proportional its y-intercept should be 0.

3 0
2 years ago
Caleb and Mike both score the same amount of points in a game. Caleb has fifteen less than the total number of points. Mike has
elena-s [515]
Answer:
129 points
Step-by-step explanation:
Let L and C represent the scores of Luke and Caleb, respectively.
L = 2C -15 . . . . . Luke scored 15 less than twice the number Caleb did
L +C = 201 . . . . . they scored 201 points altogether
Add twice the second equation to the first:
2(L +C) + (L) = 2(201) + (2C -15)
3L +2C = 387 +2C . . . . simplify
3L = 387 . . . . . . . . . . . . .subtract 2C
L = 387/3 = 129 . . . . . . .divide by 3
Luke scored 129 points.
3 0
3 years ago
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