What does algebra mean in math

Answers

Answer 1

Answer: algebra is solving for the unknown so
if you have 10 apples and you give 5 to your friend, how many apples would you have so that is also 10-5=x solve for x

or it could be more complicated like (x-2)/6+4x-3=17

Answer 2

Answer: algebra is a question that uses any letter of the alphabet to replace a missing box, example:
4y equals 20 because 4 x 5 is 20

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10. 0.75,1/2, 0.4,and 1/5 from least to greatest

Answers

Let's turn these into decimals.

so, 10.

0.75

0.50=1/2

0.40

0.20=1/5

In order from least to greatest, these would be:

0.2, 0.4, 0.5, 0.75, 10

What does 1.8e10 mean

Answers

For this case we have an expression of the form:
$a * e (b)$
We can rewrite this expression in scientific notation as:
$a * 10 ^ b$
Where,
a: coefficient of scientific notation
b: base ten exponent
We then have the following expression:
$1.8e10$
Rewriting we have:
$1.8 * 10 ^ {10}$
Answer:
$1.8e10 = 1.8 * 10 ^ {10}$

it means 1.8 × 10 to the tenth power. the E is a ten are you working with scientific notation

What are the intercepts of the line?A.
x-intercept: –3; y-intercept: –7

B.
x-intercept: –3; y-intercept: 7

C.
x-intercept: 7; y-intercept: –3

D.
x-intercept: 7; y-intercept: 3

Answers

The y-intercept is (0, 7) the x-intercept is (-3, 0)

Your answer is B

Answer:

x-3

Step-by-step explanation:

Mrs.jones bought three 2-kilogram packages of flour. How many grams of flour did she buy

Answers

so if 1 kilogram = 1000 grams then 2 kilograms = 2000 grams

How much energy is lost at each level of the energy pyramid?

Answers

it atleast loses 10 percent

Carlo changed 800 euros into dollars for his holiday when the exchange rate was €1=$1.50. his holiday was cancelled he changed all his dollar back into euros and he received €750. find the new exchange rate

Answers

Answer:

€800 = $1200

New exchange rate =

750/1200 = 1.6

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