3 years ago

HELP ME PLEASE 60 POINTS BRAINLIEST

Mathematics

1 answer:

Misha Larkins [42]3 years ago

5 0

Answer:

im so sorry but i only know the first one the answer in 5 from adding

Step-by-step explanation:

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on Friday there were eight snowboarders for every three skiers at a local ski resort on Saturday the ratio of the number of snow

tiny-mole [99]

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4 years ago

One runner can run a mile in 9.2 minutes. At this rate, about how long will it take the runner to run 2.4 miles?

raketka [301]

Answer:

22.08

Step-by-step explanation:

9.2 times 2.4

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3 years ago

Find an expression which represents the sum of (7x - 8y) and (-6x - 6y) in simplest terms.

grigory [225]

Answer:

$\displaystyle (7x - 8y) + (-6x - 6y) = x - 14y$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Terms/Coefficients

Step-by-step explanation:

Step 1: Define

Identify

$\displaystyle (7x - 8y) + (-6x - 6y)$

Step 2: Simplify

Combine like terms (x): $\displaystyle (7x - 8y) + (-6x - 6y) = x - 8y - 6y$
Combine like terms (y): $\displaystyle (7x - 8y) + (-6x - 6y) = x - 14y$

3 0

3 years ago

Mr.Chang had 30 boxes each box has 10 erasers If he gave each student has 2 erasers how many students could he give erasers to

Kitty [74]

150 students 30x10 = 300. 300÷2=150

5 0

3 years ago

A company makes an ice-cream treat in the shape of a hemisphere on top of a cone, as shown below.

lesya [120]

Answer:

56/3 pi cm^3

Step-by-step explanation:

1/2 volume of sphere = 1/2 4/3 pi r^3

volume of cone 1/3 pi r^2 h

r =2 h = 10

result : 56/3 pi cm^3

6 0

2 years ago