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LINEAR EQUATIONS
EQUATIONS
INEQUALITIES
SYSTEMS
VARIOUS
100
SLOPE OF ANY HORIZONTAL LINE
What is ZERO?
100
7 - 3X = 34
What is - 9?
100
SOLVE: 3X - 7 > - 7
What is X > 0 ?
100
LEAST ACCURATE METHOD FOR SOLVING SYSTEMS OF EQUATIONS
What is GRAPHING BY HAND?
100
AS X INCREASES Y INCREASES
What is DIRECT VARIATION?
200
STANDARD FORM OF A LINE
What is AX + BY = C
200
X / 5 + 7 = - 7
What is - 70?
200
SOLVE: -7 X + 5 < - 9
What is X > 2 ?
200
IF YOU HAVE ONE VARIABLE BY ITSELF IN BOTH EQUATIONS, YOU SHOULD USE THIS METHOD.
What is SUBSTITUTION?
200
CONSTANT OF VARIATION FORMULA
What is K = Y / X ?
300
EQUATION OF A VERTICAL LINE
What is X=SOME NUMBER?
300
( 2X - 5) / 3 = 31
What is 49 ?
300
SOLVE: (X + 5) / 6 > - 4
What is X > - 29?
300
LIST 3 TYPES OF SOLUTIONS FOR SYSTEMS OF EQUATIONS.
What is ONE SOLUTION, NO SOLUTION, AND INFINITE SOLUTIONS?
300
HOW PROPORTIONS ARE SOLVED.
What is USING CROSS-PRODUCTS?
400
POINT SLOPE FORM OF A LINE
What is Y - Y(SUB 1) = M (X - X (SUB1))?
400
-3 ( 2 X - 5) = 21
What is - 1?
400
28 > 4 - 4X OR -2X-5>9
What is X>- 6 OR X<-7?
400
WHAT YOU WOULD MULTIPLY THE TOP AND THE BOTTOM EQUATION BY TO SOLVE THIS SYSTEM TO ELIMINATE THE X'S -3X + 5Y = 20 -7X - 4Y = 0
What is 7 & -3 (OR -7 & 3 ) ?
400
ANSWER TO / 7 + X / = 5 (ABSOLUTE VALUE)
What is X = - 2 & - 12 ?
500
TRANSFORM Y=2/3X-4 FROM SLOPE-INTERCEPT FORM TO STANDARD FORM
What is -2X+3Y=-12?
500
5 ( X - 4) = 9 + 5 X
What is NO SOLUTION?
500
X + 3 < 3 X - 7 < X + 9
What is 5
500
IF THIS HAPPENS, THE ANSWER WOULD BE INFINITLY MANY SOLUTIONS
What is WHEN ALL VARIABLES CANCEL OUT & THE REMAINING NUMBERS ARE EQUAL?
500
ANSWER TO / 2 X + 5 / > 9 (ABSOLUTE VALUE)
What is X > 2 OR X < - 7 ?