Mathematics, 12.03.2020 07:08, Kin90ful

Select each value of a for which you can solve the system by elimination without multiplying first. (There may be more than one)
ax+3y=7
4x+5y=15
a) -7
b) 3
c) -5
d) 4
e) -4
f) 5
g) -3
h) 7

HALP PLEASE!!!

Select each value of a for which you can solve the system by elimination without multiplying first.

ax+3y=7
4x+5y=15

Answers: 2

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Select each value of a for which you can solve the system by elimination without multiplying first....