brennan Flashcards

(34 cards)

1
Q

the product of 6 and a number is 18

A

6*n = 18

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2
Q

the sum of a number and 6 is 12

A

n+6 = 12

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3
Q

the difference between a number and 7 is 3

A

n-7 = 3

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4
Q

the quotient of 10 and a number is 2

A

10/n = 5

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5
Q

Please Excuse My Dear Aunt Sallie

A

Parentheses, Exponents, Multiplication, Division, Addition, Subtraction

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6
Q

Equation: Product of 4 and 6 is means

A

Multiply 4 * 6 = n n=24

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7
Q

Equation: Sum of 5 and 8 is means

A

Add 5 + 8 = n n=13

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8
Q

Equation: Difference between 12 and 7 is means

A

Subtract 12-7 = n n=5

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9
Q

Equation: Quotient of 10 and 5 is means

A

Divide 10/5 = n n=2

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10
Q

Expression: the product of 3 and a number

A

3n no equals sign

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11
Q

Expression: the sum of 6 and a number

A

6+n no equals sign

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12
Q

Expression: the quotient of a number and 5

A

n/5 no equals sign

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13
Q

-4(5x + 6y -3)

A

-20x -24y +12

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14
Q

Distribute -4(n + m - s)

A

Multiply each item inside the parentheses by the number outside the parentheses using principles of +/- signs
-4n -4m +4s

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15
Q

Simplify - combine like terms

14x - 3y -22 + 3x + 4y - 16

A

17x + 1y - 38

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16
Q

Equation Standard Form Ax + By = C

2x = 4y + 10

17
Q
Slope = rise/run            (4 , 7)    (6 , 9)
m = y2 - y1 / x2 - x1     (x1, y1) (x2, y2)
A

(4 , 7) (6 , 9)

m = 9 - 7 / 6 - 4 = 2 / 2 = 1

18
Q

y = mx + b m is the

19
Q

y = mx + b b is the

A

b = y intercept, the value of y when x is 0

0,b

20
Q

Absolute Value of a number is

|n|

A

always positive

the distance a number is from zero

21
Q

|-2| and |2| is

22
Q

Solve | x - 3| = 10

A

|x - 3| = 10 x = 10 + 3 x = 13

|x - 3| = -10 x = -10 + 3 x = -7

23
Q

Signs of a x and y values in Quadrant I

24
Q

Signs of a x and y values in Quadrant II

25
Signs of a x and y values in Quadrant III
(-x, -y)
26
Signs of a x and y values in Quadrant IV
(x, -y)
27
Positive Slope
/ change in y or x is a positive value
28
Negative Slope
\ change is y or x is a negative value
29
Zero Slope
_ [same y value for every x]
30
Undefined Slope
| [same x value for every y][division by 0]
31
Linear Function f(x) = 2x + 5 | f = (-2)
2 (-2) + 5 = -4 + 5 = 1
32
Linear Function f(x) = 2x + 5 | f = (1) + 4
[2 (1) + 5] + 4 = 7 + 4 = 11
33
Linear Function f(x) = 2x + 5 | f = (x + 3)
2 (x + 3) + 5 = 2x + 6 + 5 = 2x + 11
34
relation is a function if each x value
has only 1 y answer