3 years ago

What are the factors of the expression 3x(y + 5)?

Mathematics

1 answer:

slamgirl [31]3 years ago

7 0

3x(y+5)

= 3xy+15x

= (Tienes que multiplicar dentro del paréntesis por 3x)

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2 Are 3(x – 4) – 2(2.5x - 1) and -2(x + 5) equivalent expressions?

Bogdan [553]

Answer:

Equivalent expressions

Step-by-step explanation:

3(x – 4) – 2(2.5x - 1)

3x - 12 -5x +2

-2x - 10

and -2(x + 5)

-2x - 10

Yes, They are Equal

8 0

3 years ago

A juice pitcher holds 1.5 gallons of liquid. How many 8-ounce glasses of juice can be poured from a full pitcher? (1 gallon = 12

larisa86 [58]

$1gallon=128ounces\\To\ receive\ volume\ of\ pitcher\ in\ onces\ we\ need\ to\ multiply\ its\\volume\ in\ gallons\ by\ ounces\ in\ 1\ gallon.\\1,5g=1,5*128=192o\\Now\ to\ receive\ answer\ we\ need\ to\ divide\ volume\ of\ pitcher\ in\\ounces\ by\ volume\ of\ glass.\\192:8=24\\\\We\ need\ to\ 24\ glasses.$

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3 years ago

)The equation of the line of best fit of a scatter plot is y = −4x − 6. What is the the y-intercept?

Gekata [30.6K]

Well the y-intercept is where a line crosses the y-axis
y=-4x-6
think of it as y=mx+b
m is always going to be your slope
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4 years ago

Read 2 more answers

If f(x)= (2x)^2, how do I find f(-4)? Explain.

Westkost [7]

Answer:

Step-by-step explanation:

f(4-)=2(-4)^2

2*-4=-8

-8^2=64

7 0

3 years ago