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cluponka [151]
3 years ago
8

Is this correct please help it’s urgent !!!

Mathematics
1 answer:
nikdorinn [45]3 years ago
4 0

I hope it helps

sorry for the wobbly drawing. I drew it with my hand

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Write an algebraic expression for: The sum of ten and a number.
meriva

Hi,

The sum of ten and a number.

Usually AND refers to adding, that's just the rules of math according to writing equation. Times would be multiplying, taking away is subtraction and divided by is dividing.


So if the question uses AND, it's adding.

A

4 0
3 years ago
What is the answer for the equations?
Andrei [34K]
X= -2

put x+3=-2x-3
+3. +3
x+6=-2x
-x. -x
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3 0
3 years ago
Martha’s annual salary last year was $72,000. What was her gross pay each month?
lakkis [162]

Answer:

$6000

Step-by-step explanation:

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7 0
3 years ago
Read 2 more answers
A summer camp cookout is planned for the campers and their families. there is room for 450 people. each adult costs $7, and each
Yuri [45]

Hence, the required inequality is x+y≤4, 7x+4y≤1150

<h2>What is inequality?</h2>

inequality, In mathematics, a statement of an order relationship—greater than, greater than or equal to, less than, or less than or equal to—between two numbers or algebraic expressions.

<h3>How to solve?</h3>

Let x be the number of adults and y be the number of campers.

There are rooms for 450 people, so

x+y≤450.

Each adult costs $7, then x adults cost $7x.

Each camper costs $4, then y campers cost $4y.

There is a maximum budget of $1,150, so

7x+4y≤1,150

Hence, you get the system of two inequalities:

         x+y≤4

         7x+4y≤1150

to learn more about inequality: brainly.com/question/16562548

#SPJ4

3 0
2 years ago
the equation R= -0.028(T) + 20.8 can be used to predict the world record in the 200-m dash, where R is the record in seconds and
sattari [20]

\bf R=-0.028(t)+20.8~~ \begin{cases} R=seconds\\ t=\stackrel{1920+}{years}\\ ------\\ R=18.0 \end{cases}\implies 18=-0.028t+20.8 \\\\\\ 0.028t=20.8-18\implies 0.028t=2.8\implies t=\cfrac{2.8}{0.028}\implies t=100 \\\\\\ \stackrel{\textit{since \underline{t} is years since 1920}}{1920+100\implies 2020}

3 0
3 years ago
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