Ask question

Ask question

All categories

2 years ago

8

Jennifer has $0.95 in Nickels and dimes. The number of dimes is 3 less than twice the number of nickels. Find the number of nick

els

1 answer:

lozanna [386]2 years ago

7 0

Answer:

d=2(5)-3 (5=nickle)

So d=10-3 or d=7

Thus she had 7 dimes and 5 nickles

You might be interested in

What is an equation of the line that passes through the point (−3,−1) and is perpendicular to the line x-2y=6?

gogolik [260]

Answer:

y = 2x+5

Step-by-step explanation:

rearrange the equation to make y the sof

y = 1/2x - 3

to find gradient of perpendicular line

1/2 ÷ ( - 1 )

y = -2x + c , the replace the coordinates (-3,-1)

y = 2x + 5

5 0

2 years ago

Determine the volume in litres of 14kg of petrol of density 700kg/m³

valkas [14]

Answer:

$p = \frac{m}{v}$

Step-by-step explanation:

Density is the ratio of an object's mass to its volume, and it measures how compact an object is. The density of an object, p, is directly proportional to its mass, m, and inversely proportional to its volume, V:

$p = \frac{m}{v}$

4 0

1 year ago

If the cost to the store is $20 and the selling price is $32 what is the markup?

nata0808 [166]

Answer:

60%

Step-by-step explanation:

It went up 12 dollars, and you need to find how much 12 is of 20 as a percent. You do 12/20 times 5/5 and get 60/100, so 60% markup

5 0

2 years ago

Read 2 more answers

Choose the correct simplification of the expression (−21r9s3t36)0

morpeh [17]

Pretty sure when you multiply something by 0 it is 0 <span />

5 0

3 years ago

Read 2 more answers

[(-6) + 5] ÷ [(-2) + 1]

Ira Lisetskai [31]

Answer:

Answer is 1

Explanation:

(-6 + 5) / (-2 + 1)

-1 / -1

1

3 0

3 years ago

Read 2 more answers