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morpeh [17]
3 years ago
6

Solve the equation using any method. 5x2 - 12x-9= 0

Mathematics
1 answer:
Inessa05 [86]3 years ago
6 0
Are you trying to answer for x?
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Kyle ordered 7 large pepperoni pizzas from Wild Bill's Pizza, and he used the coupon shown above. If the total bill, after kyle
almond37 [142]

Answer:

Regular price of 1 pizza = $15 {Assuming discount coupon = $22.5}

Step-by-step explanation:

Let regular non discounted price of 7 pizzas be x

x - 22.5 = 82.5

x = 82.5 + 22.5

x = 105 (Regular Non discounted price of 7 pizzas)

Regular Price of 7 pizzas = 105

Regular price of 1 pizza = 105 / 7 = 15

6 0
3 years ago
Identify the error in the student solution shown below. Find the correct answer.
AlexFokin [52]

Answer:

Step-by-step explanation:

The answer is Since 0 in ln(3x) - 0 is not a logarithm, the property of logarithms cannot be used here.

The difference shown cannot be written as a quotient of logarithms.

The step ln(x2) = ln(3x) - (0) reduces to

ln(x2) = ln(3x).

The possible solutions are 0 and 3, with 0 being extraneous.

7 0
3 years ago
At a party there were 40 guests. One-fifth were men. What fraction of guests were women?
lukranit [14]
4/5 were woman vote me brainliest if im right

4 0
4 years ago
Read 2 more answers
Kylie has 100 lemonades to sell in 2 days to make money for prom. She only has $23 and the dress cost $220. She sold 100 lemonad
egoroff_w [7]

Answer:

98?.......

Step-by-step explanation:

220

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98

5 0
3 years ago
Are 5(8y - 8) and 40y - 40 equal?
g100num [7]

Answer:

Step-by-step explanation:

5 * 8y = 40y

8 * 5 = 40

40y - 40 IS equal to 40y - 40

7 0
3 years ago
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