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Viktor [21]
2 years ago
7

Please help 10x+8 =12x-18

Mathematics
2 answers:
Zigmanuir [339]2 years ago
6 0

Answer:  13

Step-by-step explanation:

10x+8=12x−18

Step 1: Subtract 12x from both sides.

10x+8−12x=12x−18−12x

−2x+8=−18

Step 2: Subtract 8 from both sides.

−2x+8−8=−18−8

−2x=−26

Step 3: Divide both sides by -2.

−2x - 2

=

−26-2

So , x=13

Hoped I helped -

Sleepy~

Nady [450]2 years ago
3 0

Answer: x = 13

1. 10x + 8 − 12x = 12x − 18 − 12x

  −2x + 8 = −18

2. −2x + 8 − 8 = −18 − 8

   −2x = −26

3. Split both sides by 2.

x = 13

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Which of the following best describes similar figures that are not congruent?
Drupady [299]

Answer:

A

Step-by-step explanation:

Being similar means that the shapes will have the same shape and dilation factor between sides, but if they are not congruent then the size will not be the same.

7 0
3 years ago
Consider triangle WXY... which statement about the angles is true?
Brrunno [24]

Answer:  The correct option is (A) Angle W is greater than angle Y.

Step-by-step explanation:  Given that the measures of the three sides of a triangle XYZ are as follows:

XY = 10 units,

WY = 14 units,

WX = 5 units.

We are to select the correct statements regarding the angles of ΔXYZ.

Writing the lengths of the sides in ascending order, we have

5

Since the angle opposite to a smaller side of a triangle is smaller, so from inequality (i), we get

WX

Option (A) is "Angle W is greater than angle Y".

This option is correct, because we have  ∠W > ∠Y.

Option (B) is "Angle Y is the largest angle".

This is incorrect because ∠X is the largest angle.

Option (C) is "Angle X is smaller than angle W"

This is incorrect because ∠X is the largest.

Option (D) is  "Angle W is the smallest angle".

This is incorrect because ∠Y is the smallest.

Thus, (A) is the correct option.

5 0
3 years ago
Read 2 more answers
with what quantity of water expressed in liters the container is loaded on the ground if it is considered that an empty space of
damaskus [11]

Answer:

10 litres

Step-by-step explanation:

0.01m^3 or 0.01 cubic meter

To get litres, we will multiply it by 1000 (cus 1 cubic meter = 1000 litres) and we got 0.01 * 1000 = 10 litres.

Hope this help you :3

4 0
3 years ago
F(x) = -12x + 5. Find f(-3).​
JulijaS [17]

Answer:

f(-3) = 41

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = -12x + 5

f(-3) is x = -3

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                    f(-3) = -12(-3) + 5
  2. Multiply:                               f(-3) = 36 + 5
  3. Add:                                     f(-3) = 41
5 0
3 years ago
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(80pts) The ratio of the number of A's in the class to B's in the class was 2:5. How many people got A's if there were 40 people
allsm [11]

Make a proportion using the ratio (A:B) given and number of As and Bs really gotten in the class (\frac{A's}{B's})

\frac{2}{5} = \frac{A}{40}

Cross multiply

2 * 40 = 5 * A

80 = 5A

Isolate A by dividing 5 to both sides

80/5 = 5A/5

16 = A

If 40 people in the class got B's then 16 people got A's

Hope this helped!

~Just a girl in love with Shawn Mendes

3 0
3 years ago
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