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DiKsa [7]
2 years ago
10

Help and explain please?

Mathematics
1 answer:
Natali5045456 [20]2 years ago
8 0
Square root of 160.

Use Pythagorean’s Theorem.
a^2+b^2=c^2
(12)^2+(4)^2=c^2
144+16=c^2
160=c^2
C=square root of 160
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Simplify the expression by arranging the steps in sequence, based on the order of operations.
lubasha [3.4K]

Answer:

\displaystyle 6x - 5

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

Distributive Property

<u>Algebra I</u>

  • Terms/Coefficients/Degrees

Step-by-step explanation:

<u>Step 1: Define</u>

<u />\displaystyle \frac{1}{6}(30x + 24) - \frac{1}{7}(63 - 7x)<u />

<u />

<u>Step 2: Simplify</u>

  1. Distribute:                           \displaystyle \frac{1}{6}(30x) + \frac{1}{6}(24) - \frac{1}{7}(63) - \frac{1}{7}(-7x)
  2. Multiply:                              \displaystyle 5x + 4 - 9 + x
  3. Rearrange:                          \displaystyle 5x + x + 4 - 9
  4. Combine like terms:          \displaystyle 6x - 5
8 0
2 years ago
X2 - 10xy + 3y + y2 - 1 2 3 4 5
lesantik [10]

Answer:

Answer:  There are 5 (five terms) in the expression shown.

Step-by-step explanation:

_______________________________________________________

      In the expression shown:

___________________________________________________

         " x² − 10xy + 3y + y² − 1 " ;

___________________________________________________         

             →  These 5 (five terms) are:

______________________________________________

                  x² , -10xy,  3y,  y²,  and  -1 .

______________________________________________

5 0
3 years ago
Solve each equation.<br>1. 9/2x+18+3x=11/2<br>2. (x+6)-(2x=7)-3x=-9
zzz [600]
1.\\\frac{9}{2}x+18+3x=\frac{11}{2}\ \ \ \ \ |Multiply\ by\ 2\\\\&#10;9x+36+6x=11\\\\&#10;15x+36=11\ \ \ |Subtract\ 36\\\\&#10;15x=-25\ \ \ |Divide\ by\ 15\\\\&#10;x=-1\frac{2}{5}\\\\&#10;2.\\&#10;(x+6)-(2x-7)-3x=-9\\\\&#10;x+6-2x+7-3x=-9\\\\&#10;-4x+13=-9\ \ \ |Subtract\ 13\\\\&#10;-4x=-22\ \ \ |Divide\ by\ -4\\\\&#10;x=5,5
3 0
3 years ago
Will mark brainliest
Sedbober [7]

Answer:

E ( 1 , -1 ) is in quadrant IV

6 0
2 years ago
A rectangle has a perimeter of 48 ft. The length and width are scaled by a factor 1.5.
prohojiy [21]

Answer: 75

Step-by-step explanation:

when increased in scale,

both sides are multiplied by the factor which is 1.5.

72 =1.5(2L+2W)

Mark me as brainliest

7 0
3 years ago
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