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frutty [35]
3 years ago
12

Which of the following expressions are equivalent to -3x- 6/10

Mathematics
1 answer:
olga nikolaevna [1]3 years ago
8 0

Answer:

c= none of the above

Step-by-step explanation:

-3x- 6/10

This has two separate terms, a term with a variable

-3x  and a term with a constant -6/10

A=3/6x1/10  This has only one term

b=- 3/10x-6  This has a different x term -3/10  which is not -3

c= none of the above

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D = rt, for r<br><br><br><br> Someone please help me out?
lianna [129]

Answer:

Hello!!! Princess Sakura here ^^

Step-by-step explanation:

All you have to do is divide the t on both sides and you'll get...

r=\frac{d}{t}

4 0
3 years ago
Maria bought some apples. She gave 3 apples to her friends. Write an algebraic expression that shows how many apples Maria has l
zavuch27 [327]

Answer:

x-3

Step-by-step explanation:

x-3 x because we don't know the number of apples she has so you put a letter then -3 because 3 apples are given away

8 0
3 years ago
I need someone to check my work..
Elan Coil [88]
Answer:

2x-8y=24
8y=24-2x
Change the signs
8y-24+2x
Divide both sides by 8
y=-3+1/4x
Reorder
y=1/4x-3

Yep your correct.
6 0
3 years ago
A metallurgist has one alloy containing 24% aluminum and another containing 60% aluminum. How many pounds of each alloy must he
Pachacha [2.7K]

Answer:

15 8/9 pounds of 24%

28 1/9pounds of 60%

Step-by-step explanation:

x = pounds of 24%

44 - x = pounds of 60%

24x + 60(44  - x) = 47(44)

24x + 2640 - 60x = 2068

-36x + 2640 = 2068

-36x = -572

x = 15 8/9

44 - x = 28 1/9

Rounded

15 8/9 pounds of 24%

28 1/9pounds of 60%

5 0
3 years ago
In this particular arithmetic sequence, a8 = 45 and a16 = 93. What is the value of a24?
zubka84 [21]
A24 = 141,

using equation,
an = a1 + (n-1)d,

a8 = a + 7d = 45
a16 = a + 15d = 93

solve simultaneously for values a and d, where a = 3, and d = 6.

therefore, inserting values into a24 eqn, where
a24 = 3 + (24-1)(6) = 141.
3 0
3 years ago
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