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3 years ago

Which of the following changes is a chemical change? A ice me

Mathematics

1 answer:

Talja [164]3 years ago

5 0

Answer:

Step-by-step explanation:

The question got caught off. Can't read any of the other examples. I can tell you though that ice melting is a physical change, not a chemical change.

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A two-word Phrase that indicates a ratio or fraction

bagirrra123 [75]

Answer:

For every

Step-by-step explanation:

Hope this helps!

8 0

3 years ago

Read 2 more answers

A found raising meeting raised sh 8100 for buying desk for three schools, A,B and C, the money was shared to the schools in the

Gelneren [198K]

Answer:

A: 1/3, 2700
B: 2/9, 1800
C: 4/9, 3600

Step-by-step explanation:

The total number of ratio units is 3+2+4 = 9, so the fractions each school got were ...

A : B : C = 3/9 : 2/9 : 4/9

These fractions multiply the total amount raised:

A got 1/3 = 2700, B got 2/9 = 1800, C got 4/9 = 3600

8 0

3 years ago

I never got my anwser to finding the product and write the lowest term to 7/54×27/35

kenny6666 [7]

Answer:

Step-by-step explanation:

7 / 54 * 27/35 =

1/2 * 1/5 =

1/10 <===

4 0

4 years ago

What is the explicit rule for the sequence? −3, 0,3,6,9,... Enter your answer in the box.

PtichkaEL [24]

Answer:

aₙ = 3n - 6

Step-by-step explanation:

Given sequence:

−3, 0,3,6,9,...

This is AP with:

The first tern a₁ = - 3
Common difference d = 3

The rule for the nth term of the sequence is:

aₙ = a₁ + (n - 1)d

Substitute values:

aₙ = -3 + (n - 1)(3) =
-3 + 3n - 3 =
3n - 6

3 0

3 years ago

9x (-2y + 5x) - 4 xy (6x-3y) please the person who answers will be marked as brainliest. please show working

Alenkasestr [34]

Answer:

See explanation

Step-by-step explanation:

$9x(-2y+5x)-4xy(6x-3y)$

By the distributive property this is equal to:

$9x(-2y)+9x(5x)-4xy(6x)-4xy(-3y)=\\\\-18xy+45x^2-24x^2y+12xy^2$

Hope this helps!

4 0

3 years ago