1. INDEPENDENT LINEAR SYSTEM

a. a system with exactly one solution

b. an equation that is satisfied by every real number

c. equations that are identical

d. a system of lines

2. DEPENDENT SYSTEM

a. a system that is independent

b. a system that depends on a variable

c. a system that has no solution

d. a system for which the graphs coincide

3. ADDITION METHOD

a. adding the same number to each side of an equation

b. adding fractions

c. eliminating a variable by adding two equations.

d. the sum of a number and its additive inverse is zero.

4. MATRIX

a. a movie

b. a maze

c. a rectangular array of numbers

d. coordinates in four dimentions.

5. SIZE OF A MATRIX

a. the length of a matrix

b. the number of rows and columns in a matrix

c. the highest power of a matrix.

d. the lowest power of a matrix.

Can you show me how to solve the following problems by the substitution method. Can you indicate whether each system is INDEPENDENT, INCONSISTENT, or DEPENDENT.

1. x=1/8 y - 1

y=1/4x+ 39

2. -3x+ y=3
2x-3y=5