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Gemiola [76]
3 years ago
11

What would be the best first step to solve this (4x-9x)(12+8x)=9(4x)

Mathematics
1 answer:
marin [14]3 years ago
8 0

Answer:

open the brackets is the first step

Step-by-step explanation:

4x(12 + 8x) -9x( 12+8x) = 36x

48x + 32x^2 -108x -72x^2 =36x

32x^2 - 72^2 + 48x - 36x - 108x = 0

-40x^2 -96x = 0

find x using quadratic formular

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Write an equation of the line passing through point P(−2, 6) that is parallel to the line x=−5.
andriy [413]

Answer:

x = -2

Step-by-step explanation:

The line x = - 5 means it is a straight vertical line that has no slope. This means that the slope is undefined.

Now, for this line to be parallel to the line passing through point P(−2, 6), it means the line will be a vertical line too with the equation of form (x = a).

Thus, the equation of the line is x = -2

7 0
2 years ago
1) Amanda is baking a cake and needs to mix the flour, water, sugar and
ladessa [460]

Answer:

10        8           6          1

flour  water    sugar     baking soda

?            ?            ?           3

30       24        18

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7 0
3 years ago
Read 2 more answers
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Neko [114]
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4 0
2 years ago
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Larry gets $7 for each of the 3 flower beds he weeds and Y dollars to edge a yard. Zach will get $25 to clean a garage and Y dol
lbvjy [14]

Answer:

Expression for Larry will be;

\$21 + \$Y\geq \$X

Expression for Zach will be;

\$25 + \$Y\geq \$X

Step-by-step explanation:

Given:

Larry gets $7 for each of the 3 flower beds he weeds and Y dollars to edge a yard.

Amount for each flower bed he weeds = $7

Number of flower bed he weeds = 3

Total amount he gets for 3 flower bed he weeds = \$7\times 3 =\$21

Amount earn to edge a yard = Y

Total amount Larry will earn = $21 + $Y

Now Zach will get $25 to clean a garage and Y dollars to wash a car.

Amount earned to clean garage = $25

Amount earned to wash as car = $Y

Total Amount Zach will earn = $25 + $Y

The Both have to make X dollars to meet their goals.

Expression for Larry will be;

\$21 + \$Y\geq \$X

Expression for Zach will be;

\$25 + \$Y\geq \$X

7 0
3 years ago
Sorry if its blury<br>it says sketch the graph of each line<br>​
melisa1 [442]
Can someone answer on my profile just the 2 and I’ll give brainlist
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3 years ago
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