3 years ago

Heather was asked to graph 3x - y = -4 by using slope and y-intercept. Her graph is shown.

1 answer:

7 0

A. If you subtract -3x from both sides, you get -y=-3x-4 and then everything has to be subtracted by -1 so you get y=3x+4

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Find 1.47 divided by 3.5. Does the answer change if you use a different power of 10 to multiply the dividend and the divisor bef

MrRa [10]

<span>the answer to 1.47 divided by 3.5 is 0.42. When you use different power of 10 to multiply the dividend and the divisor, the answer changes to different multiples of 0.42 in terms of 10. The answer could be 0.042 or 4.2 etc depending on the power of 10 used to multiply the dividend and divisor.</span>

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3 years ago

a web music store offers two versions of a popular song. the size of the standard version is 2.9 megabytes (MB). the size of the

kenny6666 [7]

Answer:

280 downloads

Step-by-step explanation:

-let x denote the number of standard version downloads.

-Given that the high-quality version was downloaded four times as often as the standard version it is denoted as 4x

-This can then be expressed as:

$x(2.9)+4x(4.8)=6188\\\\2.9x+19.2x=6188\\\\22.10x=6188\\\\x=280$