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16 Terms

1

Linear equation

Is an equation in which the highest power of the variable is always 1. It is also known as a one degree equation

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2

slope of a line

Is the steepness of the line.

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3

three kinds of system of linear equations in two variables according to the number of solutions

system of consistent and dependent equations, system of consisted and independent equations,

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4

system of consistent and dependent equations

is a system of linear equations having infinity many solutions slope the lines defined by the equation are equal

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5

system of consisted and independent equations

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6
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7

ordered pair (x,y)

is a solution of linear inequality in two variables in two variables if the inequality is true when the values of x and y are substituted into the inequality

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8

independent variable

is the factor in an experiment that the researcher intentionally manipulates or changes to observe its effect

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9

dependent variable

is what the researcher measures to see if it changes as a result of the manipulation of the independent variable.

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10

conditional statement (also called an if-then statement)

hypothesis followed by a conclusion.

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11

an if-then statement is composed of two clauses

if clause (a), then clause (b)

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12

if p then q

the p statement is called hypothesis and the q statement is called conclusion

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13

if p and q is true then

it is true

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14

if p is true and q is false then

it is false

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15

if p is false and q is true then

it is true

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16

if p and q are false then

it is false

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