Jane wants to plant grass seed in her yard. If it costs 0.75 per square foot for grass seed, how much will Jane spend

What term makes it inconsistent y=2x - 4 ?

If square root x = -7, then x= -49 true or false

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth