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3 years ago

If A ABC-A DEF, find mZA. O 67 O 54 59 O 69

Mathematics

1 answer:

marysya [2.9K]3 years ago

8 0

Answer:

Step-by-step explanation:

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2. Calculate the total cost, including 5.75% sales tax, of a $169.99

8_murik_8 [283]

Answer:

$179.76

Step-by-step explanation:

We can calculate the total cost as follows. The 1.00 represents the before-tax cost of the dehumidifier and the 0.0575 the 5.75% sales tax:

Total cost of dehumidifier = (1.00+0.0575)($169.99) = $179.76 (to the nearest

cent()

7 0

4 years ago

Billy buys light bulbs in packs of 8 for $20. The shipping cost is $10 regardless of the number of packs bought. Billy has only

kirill115 [55]

Answer:

Step-by-step explanation:

He can buy 5 boxes of light bulbs..

20 x 5= 100

He only has 120 to spend - the shipping = 110

He can't get another box of lightbulbs. Therefor he can only buy 5!

7 0

3 years ago

Read 2 more answers

Explain how to add 678 + 303 using mental math

zloy xaker [14]

Answer:

You add it in your mind.

Step-by-step explanation:

4 0

4 years ago

Please solve 50 and 51 for me please.

Ostrovityanka [42]

Answer:

50. $64-8x$

51. $20x$

Step-by-step explanation:

7 0

4 years ago

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Find the coordinates of the midpoint ofL(2, -4), M(4, 6)

SSSSS [86.1K]

Answer:

$\displaystyle (3,1)$

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

<u>Algebra I</u>

Midpoint Formula: $\displaystyle (\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})$

Step-by-step explanation:

<u>Step 1: Define</u>

Point L(2, -4)

Point M(4, 6)

<u>Step 2: Find Midpoint</u>

Simply plug in your coordinates into the midpoint formula to find midpoint

Substitute in points [MF]: $\displaystyle (\frac{2+4}{2},\frac{-4+6}{2})$
[Fraction] Add: $\displaystyle (\frac{6}{2},\frac{2}{2})$
[Fraction] Divide: $\displaystyle (3,1)$

5 0

3 years ago