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musickatia [10]

3 years ago

9

I have attached a picture. Having trouble with #27& 28

1 answer:

Studentka2010 [4]3 years ago

3 0

Answer:

-2.27, -21/9, -2.7, -20/7

28:

Each of the smaller dashes is 0.05

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Point G is on line segment{FH}

Angelina_Jolie [31]

Answer:

FG = 7

Step-by-step explanation:

5x+2+3x-1=9

8x+1=9

8x = 8

x = 1

FG = 5(1)+2 = 7

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Add the two expressions -4x + 3 and 2x - 6 enter your answer in the Box PLZ HELP FASt

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-4x+3+2x-6
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The square of a number decreased by 15 is twice the number. find the number

jonny [76]

Answer:

x = 5, -3

Step-by-step explanation:

x² - 15 = 2x

x² - 2x - 15 = 0

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3 years ago

Evaluate. 75-2(9-5)²+2³

Andreyy89

$75-2(9-5)^2+2^3$

First, solve the parentheses:

$75-2(4)^2+2^3$

Next, the exponential terms

$75-2(16)+8$

Solve the multiplication:

$75-32+8$

Add and subtract:

$51$

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2 years ago