All categories

3 years ago

If x = 12, what is the value of 5(x - 2)? OA. 70 B. 58 OC. 50 D. 10

Mathematics

2 answers:

EleoNora [17]3 years ago

8 0

5(12-2)= 5(10)= 50 so your answer is 50

lesya692 [45]3 years ago

6 0

5(12-2)=60-10=50
C.50

You might be interested in

If x-y=5 then how does y=-2x-4

mixer [17]

Based on my knowledge, you’d set both equations equal to y, and then set both sides equal to each other then solve.

y=-5+x
y=-2x-4
-5+x=-2x-4
then solve from there

(this could be completely wrong, so don’t only go by my opinion)

3 0

3 years ago

The volume, V, of any cube with a side length, s. can be determined using the forma

Tpy6a [65]

Answer:

V=12.167

Step-by-step explanation:

V=s^3

V=2.3x2.3x2.3

V=12.167

Since it is cubic centimeters, then it is written as 12.167cm^2

4 0

3 years ago

The cost T, in dollars, of tuition and fees at Addison Technical College is $125 per credit plus an $85 registration fee. How ma

Sladkaya [172]

Answer:

Step-by-step explanation:

1710/125 = 13.68

You need

125 x 13 = 1710

A student could take 13 credits.

8 0

3 years ago

A test requires that you answer either part A or part B. Part A consists of 7 true-false questions, and part B consists of 5 mul

jeka94

Answer: 3253

Step-by-step explanation:

Given : A test requires that you answer either part A or part B.

Part A consists of 7 true-false questions.

i.e. there are 2 choices to answer each question.

Now, the number of ways to answer Part A : $2^7=128$ (1)

Part B consists of 5 multiple-choice questions with one correct answer out of five.

i.e. there are 5 choices to answer each question.

Now, the number of ways to answer Part B : $5^5=3125$ (2)

Now, the number of different ways to completed answer sheets are possible= $128+3125=3253$ [Add (1) and (2) ]

5 0

3 years ago

How many ways can a President and a Vice President (2 positions) be selected from a group of 10 people?

Anna35 [415]

Answer:

Step-by-step explanation:

There are 10 people who can be picked for the first position, which leaves 9 people who can be picked for the second position.

10 × 9 = 90

You can also use permutations.

₁₀P₂ = 90

7 0

2 years ago