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4 years ago

Which expression is equivalent? 7 − 4(2x − 3)

Mathematics

2 answers:

Gekata [30.6K]4 years ago

7 0

7-8x+12 = -8x+19
Your answer is D.

Ymorist [56]4 years ago

6 0

Answer: -8x+19

Step-by-step explanation:

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A caterer charges a setup fee of $50, plus $20 per person. Write an equation representing the total charge for the catering.

tia_tia [17]

Answer: $50 + $20(x) | X being the number of people |

I hope this helps, and Happy Holidays! :)

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3 years ago

The tour costs $359 per person. You have to pay a deposit of $78 in advance. How much more do you need to pay?

Tems11 [23]

If you need to pay a deposit of $78 out of $359, you should only need to pay $281 afterwards, right?

6 0

3 years ago

Here are the answer choices

lubasha [3.4K]

Uhh... is this the full problem because this looks like this is half a problem.

7 0

3 years ago

Simplify completely"""

Wewaii [24]

Answer:

$\displaystyle \frac{2(x + 2)}{x - 10}$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Terms/Coefficients
Factoring

Step-by-step explanation:

Step 1: Define

$\displaystyle \frac{2x^2 + 20x + 32}{x^2 - 2x - 80}$

Step 2: Simplify

[Fraction] Factor numerator: $\displaystyle \frac{2(x + 2)(x + 8)}{x^2 - 2x - 80}$
[Fraction] Factor denominator: $\displaystyle \frac{2(x + 2)(x + 8)}{(x - 10)(x + 8)}$
[Fraction] Divide: $\displaystyle \frac{2(x + 2)}{x - 10}$

4 0

3 years ago

When 47 is added to a number the result is 37 less than 7 times the number.

svetoff [14.1K]

X - the number

$x+47=7x-37 \\
x-7x=-37-47 \\
-6x=-84 \\
x=\frac{-84}{-6} \\
x=14$

The number is 14.

5 0

3 years ago