(Please help!) What is the x-coordinate to the following system of equations?

2x + y = -4
5x + 3y = -6

A. x = -6
B. x = 6
C. x = -8
D. x = 8

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Write the equation in logarithmic form m^x=n