Atelevision is on sale 20% off. if the sale price is for 800 what was the original price

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*