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zimovet [89]
3 years ago
9

Hurry 50 points for the correct answer

Mathematics
1 answer:
alukav5142 [94]3 years ago
5 0

Answer:

5 and –8 are solutions.

Step-by-step explanation:

8 is a solution to the original equation. The value –5 is an extraneous solution.

5 and 8 are both extraneous solutions.

5 is a solution to the original equation. The value –8 is an extraneous solution.

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Help me on this pleasseeee
EastWind [94]

Answer:

1) E and F

Step-by-step explanation:

So width is x

legth Is 3x+3

Perimeter is

3x+3+3x+3+x+x

Now simplify

8x+6

Now go through each choice that equals 8x+6

Only e and f

8 0
3 years ago
Read 2 more answers
ASAP
Phoenix [80]
81 is a counter example of the conditional statement given.

81 has factors other than itself, 1 and the square root of 81 which is 9.

81 has factors of 3 and 27 which are not listed.
8 0
4 years ago
a square of area is 36 cm squared is cut to make two triangles, A and B. The ratio of area A to area B is 2:1. Work out the dime
weeeeeb [17]

Dimensions of:

Rectangle A are 6 cm by 4 cm.

Rectangles B are 6 cm by 2 cm.

Step-by-step explanation:

It is given that:

The area of square is 36 cm^2.

Hence, the side of the square is given as:

Area=(side)²

36=(side)²

side=6

Hence, the side of square is 6 cm.

Now, as the area of two rectangles A and B are in the ratio:

2:1

This means that, the area of rectangle A is 24 cm².

and area of rectangle B is 12 cm²

( Since, 36/(2+1)=36/3=12

Area of rectangle A=2×12=24 cm²

Area of rectangle B=1×12=12 cm². )

Hence, the dimensions of A are:

6 cm by 4 cm.

and the dimensions of rectangle B are:

6 cm by 2 cm.

8 0
3 years ago
Have to find shaded area of the figure please help need ASAP
ladessa [460]

Answer:

199ft2

Step-by-step explanation:

area) H*W

(16ft×20ft)-(11ft×11ft)

=320ft2-121ft2

<h3>=199ft2</h3>

<em>ft</em><em> </em><em>square</em><em> </em><em>=</em><em>ft</em><em>2</em>

6 0
3 years ago
Evaluate.<br><br> 8−2⋅3+7<br><br> PLZ PLZ HURRY
Fynjy0 [20]

Answer:

9

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

Step-by-step explanation:

<u>Step 1: Define expression</u>

8 - 2 · 3 + 7

<u>Step 2: Evaluate</u>

  1. Multiply:                    8 - 6 + 7
  2. Subtract:                   2 + 7
  3. Add:                          9
7 0
3 years ago
Read 2 more answers
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