Find the PERCENT of change. 20 dogs to 5 dogs

Mathematics

1 answer:

aliya0001 [1]3 years ago

3 0

Answer:

75%

Step-by-step explanation:

20-5=15 - change in numbers

15/20×100%= 75%

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X ÷ -6 = 10 what is x?

Ostrovityanka [42]

Answer:

x=-60

Step-by-step explanation:

convert to x over -6 =10

multiply both side by -6, write as x(-6) over -6= 10(-6)

simplify making x=-60

3 0

3 years ago

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Solve the equation x to the power of 2 = 10

Nadusha1986 [10]

Answer:

The answer is √10,−√10 (award brainliest)

Step-by-step explanation:

Take the root of both sides and solve.

Exact Form: x = √10,−√10

Decimal Form: x = 3.16227766...,−3.16227766...

for more detailed explanation comment down below this post and ask

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3 years ago

What is the y-coordinate of the solution for the system of equations? x−y=−11 y+7=−2x

ICE Princess25 [194]

Answer:

$y= 5$

Step-by-step explanation:

Given the system of equations:

$x-y=-11$

$y+7=-2x$

In order to find the y coordinate of the solution we must first find the solution to this system of equations. We first start by solving one of the given equations and then substitute the answer of that into the second equation and further solve to get the final answers.

$x=y=-11$