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Ad libitum [116K]
2 years ago
12

Solve -8 = 2y – 2. Show your work and how to check your solution.

Mathematics
1 answer:
Mashcka [7]2 years ago
4 0
Answer: y = -3

Explanation:

-8 = 2y - 2
-2y = -2 + 8
y = 6/-2
y = -3
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A first number plus twice a second number is 4. Twice the first number plus the second totals 20. Find the numbers
pychu [463]

Answer:

The first number is 6

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Step-by-step explanation:


4 0
3 years ago
(2x - 3y)(4x - y) Please help
andre [41]
(2x - 3y) (4x - y) = 8x² - 2xy - 12xy + 3y²

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3 0
3 years ago
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4 0
2 years ago
5. (03.02 MC)
inn [45]

Answer:

f(4) =2

Step-by-step explanation:

f(x) = 2х^2 - 30,

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f(4) = 2 (4)^2 -30

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6 0
2 years ago
In a supermarket, small wedges of cheese each weighing 0.25kg are cut from tins of cheese that weighs 2.5kg. How many wedges can
juin [17]

Answer:

10 wedges

Step-by-step explanation:

To find the number of wedges, the total weight should divided by weight of  one wedge.

\text{Number of Wedges = $2.5 \div  0.25$}\\

                              = \dfrac{2.5*100}{0.25*100}\\\\\\=\dfrac{250}{25}\\\\\\= 10 \ \sf wedges

4 0
1 year ago
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