Mathematics, 15.01.2020 12:31, pineapplepizaaaaa

Karina solves the system using linear combination and arrives at the equation 116y = 96.28. she then solves this equation for y. which statement explains karina’s solution?
a. the cost of electricity is $0.17 per unit.
b. the cost of natural gas is $0.20 per unit.
c. the cost of electricity is $0.72 per unit.
d. the cost of natural gas is $0.83 per unit.

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Karina solves the system using linear combination and arrives at the equation 116y = 96.28. she then...