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3 years ago

40 Points. Please help, algebra involved. Been stuck for so long!

Mathematics

1 answer:

GenaCL600 [577]3 years ago

6 0

Here is how I did it. I hope this helps!

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3q + 3j if q= 7 and j = 4

Flura [38]

Answer:

Step-by-step explanation:

3q + 3j

if q= 7 and j = 4

3(7) + 3(4) = 21 + 12 = 33

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2 years ago

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Which 2 equations would you use to solve this system?

slega [8]

Answer:

x-y=4

and

x+y=32 is your equation

difference of two number =x-y is equal to 4

sum of two number=x+y is equal to 32

x-y=4.......(1)

x+y=32.......(2)

adding equation 1 and 2

x-y +x+y=4+32

2x=36

x=36/2=16answer

substituting value of y in equation 1

16-y=4

16-4=y

y=12 answer

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2 years ago

Use the distributive property to simplify 4^x(2^-6)

julsineya [31]

Is it 4 times x or 4 to the power of x, if the first one then, 8x-24x. if the second then 8^-6x

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3 years ago

Given a polynomial f(x), if (x + 7) is a factor, what else must be true? f(0)=7 f(0)=-7 f(7)=0 f(-7)=0

Nataly [62]

F(-7)=0

Because that makes the (x+7) factor equal zero and any other factor multiplied by zero also results in zero.

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3 years ago

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If f(x) = │(x² – 50)│, what is the value of f(-5) ?

Tju [1.3M]

Have a nice day :)
_______________

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3 years ago

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