Determine whether or not the equations represent a direct variation. sort the equations into the appropriate category y+3x x+-1 y+ (2/7)x -0.5x=y y = 2.2x=7 y+4

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°.

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

What ia the sum if the first 7 terms of the geometric series