3 years ago

Pls help extra points and mark brainlis

Mathematics

1 answer:

kipiarov [429]3 years ago

3 0

the first one is right!

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A team of ten cyclists wants to choose leaders. in how many ways can the team choose one captain and then two assistants?

AURORKA [14]

Answer:

The team can look at who has been there the longest to pick the captian, and then the assistants can be two people who the captian would best work with. Also look for loyalty and integridy, honestly and good traits that have been shown.

4 0

3 years ago

Simplify (-x^2 – 28x + 7) + (-7x^2 + 14x + 8).

Anon25 [30]

Add numbers with the same amount of variables

-x^2 + (-7x^2) = -8x^2

– 28x (+ 14x )= -14x

7 (+ 8) = 15

-18x² - 14x + 15 is your answer

hope this helps

6 0

3 years ago

Marta said 50 + one-half m = 120 is an equation, while Maribel argued that it is an expression. Determine who is correct and exp

In-s [12.5K]

Answer:

Marta

Step-by-step explanation:

We are given that

$50+\frac{1}{2}m=120$

We have to find who is correct and explain.

We know that

Equation: It is mathematical sentence that combines numbers and variables which shows the equality of two expressions.

Example:

$x+y=3$

Expression: It is mathematical phrase that combines numbers and variables

using mathematical operators.It can be evaluated but not solved.

Example:

$x+y$

By definitions

$50+\frac{1}{2}m=120$

It is in equation form.

Therefore, Marta is correct.

3 0

3 years ago

Read 2 more answers

Math question down below

mezya [45]

y=1 is the answer, there is no slope, so the formula y=mx+b turns into y=b, since 1 is the intercept 1 is b.

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3 years ago

Read 2 more answers

A company is expanding its building area from 17000 square feet to 24480 square feet. What is the percentage increase of the are

Ulleksa [173]

I would say A because 1700-24480 is -74.8%

5 0

3 years ago