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luda_lava [24]
3 years ago
12

Are 21q-7q and (3q-p)(7) equivalent

Mathematics
1 answer:
Firlakuza [10]3 years ago
7 0

Answer:

= 14q

Step-by-step explanation:

21q - 7q

= 14q

(3q - p) (7)

= 21q - 7q

= 14q

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Solve the formula F = ma for a.
svetlana [45]

Answer:

The correct option is C.

Step-by-step explanation:

The given formula is

F=ma

We have to solve the above formula for a.

Divide both sides by m, to isolate a.

\frac{F}{m}=\frac{ma}{m}

\frac{F}{m}=a

The formula for a is

a=\frac{F}{m}

Therefore option C is correct.

7 0
3 years ago
A school allots £3000 to spend on a trip to the theatre. Theatre tickets have a regular cost of £40 each and are on offer for 1
Bumek [7]

Answer:

£36

Step-by-step explanation:

From the question, we are told that School allots £3000 to spend on a trip to the theatre. With regular cost of tickets of £40 each with offer for 1/5 off

Then the cost of each ticket with 1/5 off= (4/5×40)= £32

From the question, A train ticket for the day will cost £20 each.

Then total cost for each of it = £32+£20

=£52

To determine how much money that the school will have left over, If 3 teachers and the maximum number of students attend, can be expressed below by first calculating the number of students.

Let us denote the number of students as "x"

52(x+3)= < 3000

52x + 156 =< 3000

52x =< 3000 - 156

52x =< 2844

X =< 2844/52

s =< 54.69,

The max. Number of students is 54

Total number of people= Number of students + the 3 teachers

= 54+3= 57

Total cost for 57 people= (£52 × 57 people)= £2964

The amount of money the school will have as left over = (£3000 - £2964)

= £36

8 0
3 years ago
M các ma trận vuông cấp hai thỏa mãn
murzikaleks [220]

Step-by-step explanation:

ano taong diyan po pic mo

6 0
3 years ago
Which statement regarding the interior and exterior angles of a triangle is always true?
faust18 [17]

A: an exterior angle is supplementary to the adjacent interior angle.

3 0
3 years ago
Read 2 more answers
(2)•(4.5)=? Fill in the missing number in the equation
Kazeer [188]

Answer:

9

Step-by-step explanation:

twice the value of 4.5 equals 9

4 0
2 years ago
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