2 years ago

Find the difference.

Mathematics

2 answers:

SCORPION-xisa [38]2 years ago

5 0

B is the correct answer, first remove brackets then simplify

klemol [59]2 years ago

5 0

Answer:

Step-by-step explanation:

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Evaluate ( c + d ) 3 C=3 d=4

Contact [7]

Answer:

The answer is 21

Step-by-step explanation: You substitue 3 for C and 4 for D and craete the equation $(3+4)3$ so you add 3+4=7 and you get $(7)3$ which is 7 times 3 =21

8 0

3 years ago

The drama club sold $779 worth of tickets to the school play. Student tickets cost $3 a piece and tickets for everyone else cost

svetlana [45]

Answer:

The equation will be: $3s+5t=779$

Step-by-step explanation:

The number of student tickets that were sold $=s$

and the number of other tickets that were sold $=t$

Student tickets cost $3 a piece and tickets for everyone else cost $5 each.

So, the total cost of $s$ student tickets $=\$3s$ and the total cost of $t$ other tickets $=\$5t$

Given that, the drama club sold total $779 worth of tickets.

So, the equation will be: $3s+5t=779$

3 0

3 years ago

Read 2 more answers

In AOPQ, m2O = (2x – 5)º, m P = (3x – 8)°, and mZQ = (10x – 17). What is the value of x?

Misha Larkins [42]

9514 1404 393

Answer:

x = 14

Step-by-step explanation:

The sum of angles in a triangle is 180°:

∠O +∠P +∠Q = 180°

(2x -5)° +(3x -8)° +(10x -17)° = 180°

15x -30 = 180 . . . . . divide by °, collect terms

x -2 = 12 . . . . . . . . . divide by 15

x = 14 . . . . . . . . . . . .add 2

3 0

2 years ago

After all markdowns and discounts, Charlene’s prom dress cost her $22 before tax. The dress was on a rack labeled “50% off lowes

goldfiish [28.3K]

Answer:

%176

Step-by-step explanation:

1/4n x 1/2 = 22

Solve the equation and get 176.

7 0

3 years ago

Which choice is equivalent to the expression below √-12

kondaur [170]

Answer:

Step-by-step explanation:

using the rule of radicals

$\sqrt{a}$ × $\sqrt{b}$ ⇔ $\sqrt{ab}$ , hence

$\sqrt{-12}$

= $\sqrt{4(3)(-1)}$ = $\sqrt{4}$ × $\sqrt{3}$ × $\sqrt{-1}$ [ $\sqrt{-1}$ = i]

= 2i $\sqrt{3}$ → E

7 0

2 years ago

Read 2 more answers