MATHEMATICS MIDDLE SCHOOL

The x2 + 6x – 27 = 0
What’s the answer for this question in factoring form

Answers

Answer 1
Answer:

Answer:

Solution set= {(3,-9)}

Step-by-step explanation:

x² +6x-27=0

x² +9x-3x-27=0

x(x+9) -3(x+9)=0

(x-3)(x+9)=0

x-3=0; x+9=0

x=3; x=-9

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Identify the solution set of the inequality, using the given replacement set. x < –4; {–10, –4.3, –4, –3.9, 2, 6.5} A. {–10, –4.3, –4} B. {–4, –3.9, 2} C. {–10, –4.3} D. {–3.9, 2}
Do line plots display individual data

What does 1/3 of a rectangle look like shaded in

Answers

It looks like this.

Only 1 of the 3 rectangles that's inside is shaded in. So that would be 1/3 of the rectangle

Hope this helps
Hey there, I think this is what you are looking for.

If 2a - 8 = 4 and 3b - 8 = 10, what is the value of a + b?

Answers

A+B=22 is your answer

An empty 15 gallon of tank filled with gasoline at a rate of 2 gallons per minute

Answers

15/2= 7.5 minutes to fill your tank
You got pan out 7.5 gallons per minute

What property is this 19+(11+37)A. Distributive
B. Commutative porerty of addition
C. Associative property of addition
D. Identity Property of addition

Answers

That answer is C) Associative Property of Addition
It is definently not a but I think it is b.

Solve for d

4d = 1/3

Answers

d=1/12.  Hope this helps!

6/7, solve for y, explain too please

Answers

Answer:

Y can be written as:

The repeating decimal 1.63636363 ...

The improper fraction 18/11

The mixed number 1 7/11

Step-by-step explanation:

6/11 = y/3

3 ÷ 11 = 0.272727272 (3/11)

6 × (3/11) = (1 7/11) 1.636363636
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What system of inequalities is graphed below?
SImplify Each Expression~~~~~~~~~~~~~~~~~~6x+(5x-8)-(2-x)-3(6+8x)-1211-(3x-6)+2(4x+5)-x(x+2)-(x-2)-12x~~~~~~~~~~~~~~~~~~~-Please show work-
HELP!!! PLEASE I WOULD APPRECIATE IT SO MUCH!!