SOLUTION: Solve the system for x and y, expressing either value in terms of a, if necessary. Assume that a ≠ 0.
7ax + 2y = 20
ax + 3y = -8
Select the correct choice below a
Algebra.Com
Question 1176314: Solve the system for x and y, expressing either value in terms of a, if necessary. Assume that a ≠ 0.
7ax + 2y = 20
ax + 3y = -8
Select the correct choice below and, if necessary, fill in the answer box within your choice.
A.
The solution set is {__} (Simplify your answer. Type an ordered pair.)
B. There are infinitely many solutions. The solution set is {(x,y)|__}.
(Simplify your answer. Type an equation.)
C. There is no solution. The solution set is Ø.
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
....eq.1
......eq.2
--------------------------
start with
....solve for
.......a)
then do same with
.............b)
from a) and b) we have
........solve for
...........both sides multiply by
go to
......substitute
solution:(, )
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