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Solving Systems by Substitution - Intermediate Algebra - Solved Assignment, Exercises of Algebra

Dr. Bhim Rao Ambedkar UniversityAlgebra

Its the important key points of solved assignment of Intermediate Algebra are:Solving Systems by Substitution, Function notation, Calories Burned, Make a Weekly Profit, Equation of the Line, Squre Root Function, Operations on Functions, Memory Card, Number of Contractors

Typology: Exercises

2012/2013

Uploaded on 01/07/2013

manooj
manooj 🇮🇳

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bg1
Intermediate
Algebra Name _
Chapter 4.2:
Solving
Systems of
Linear
Equations in 3 Variables by Substitution
1. Solve the system by substitution.
2a +
35 +
4c = -4
a-2c-12 > CL
.b-3c
=
19
ion.
Answer:
(2, 4, -5)
2.
Solve the system by substitution.
L (iyz(:<oy
i7_
® Cny sc-^y \
2A-
+ - 3z =
________
-
4J: + V - z = 5 , , \ ;—
3,-7.
=
-2
-HX+(-2xv5-2-^
- ^
=
5
U
Z. 2
Answer:
Inconsistent, no solution
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Intermediate Algebra Name _ Chapter 4.2: Solving Systems of Linear Equations in 3 Variables by Substitution

  1. Solve the system by substitution. 2a + 35 + 4c = - a - 2 c - 1 2 > CL .b-3c = 19

ion.

Answer: (2, 4, -5)

  1. Solve the system by substitution.

L (iyz (:<oy i7_ ® Cny sc -^y \

2 A- + - 3z =

  • 4 J: + V - z = 5 , ________ , \ ;—

3 , - 7. = -2 -HX+(-2xv5-2-^ - ^ = 5 U^ Z.^^2

Answer: Inconsistent, no solution

Solve the system by substitution. a+b=2 • 2a+ 2^ = 4 _a~b + 2>c = _

Answer: Dependent, infinite solutions Solve the system by substitution.

3 -1 =Z Z=Zt-

Answer: (5, -2, 1)