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Neporo4naja [7]
3 years ago
9

Hey please help me with this one.- Find the value fd a

Mathematics
1 answer:
valkas [14]3 years ago
5 0

Answer: a = 15

Step-by-step explanation:

6a + 10 = 3a + 55

Subtract 10 from both sides

6a = 3a + 45

Subtract 3a from both sides

3a = 45

Divide each side by 3

a = 15

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Really need need help on this please
Alexxx [7]

Answer:

\frac{7}{2}

Step-by-step explanation:

\frac{12-3y}{2} + y (\frac{2y-4}{y})

we substitute the value of "y" in the equation:

\frac{12-3(3)}{2} + 3 (\frac{2(3)-4}{3})\\\\\frac{12-9}{2} + 3 (\frac{6-4}{3})\\\\\frac{3}{2} + 3 (\frac{2}{3})\\\\\frac{3}{2} + 2\\\\\frac{7}{2}

3 0
3 years ago
Multiply 2 1/2 * 3/5 in simplest form show work
xz_007 [3.2K]

I can’t show work but the answer is 3/5

5 0
3 years ago
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An illusionist needs up to 10 volunteers for a show. She needs no fewer than 4 female volunteers. Let x represent the number of
Sliva [168]

The <em><u>correct answers</u></em> are:

B- x + y ≤ 10 ; and D- x ≥ 4

Explanation:

The illusionist needs at least 4 female volunteers.  This means he could use 4 or more; this means x, the number of female volunteers, is greater than or equal to 4:

x ≥ 4

The total of number of volunteers needed is up to 10.  This means the illusionist can use 10 or fewer people; this means the total is less than or equal to 10.

The number of female volunteers is x and the number of male volunteers is y; together they create the expression x+y.  This gives us

x+y ≤ 10

7 0
3 years ago
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The value of y is directly proportional to the value of x. If y = 180 when x = 50, the value of y when x = 25?​
Triss [41]

Answer: y = 90

Step-by-step explanation:

Since x and y are proportional, when x =25 (which is 50 divided by 2), y would be 90 since 90 is 180 divided by 2.

8 0
3 years ago
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Step-by-step explanation:

6.3%

that is the correct answer

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2 years ago
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