solve 5 x + 2 y = -3 and X + 5 y = 4
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Step-by-step explanation:
5x+2y=-3_________ eqn (1)
x+5y=4___________eqn (2)
multiply by 5 in eqn (2)
5x+5y=20_______(3)
5x+2y=-3
-__-___+___
0. 3y=23
y=23/3
y=7.6
substitute this value in eqn (1)
5x+2y=-3
5x+2×7.6=-3
5x=-3(-14.6)
x=17.6/5
x=-3.52
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