Susan is purchasing invitation envelopes for her wedding. Each envelope cost $1.65
The total cost, without tax, is $288.75.

Which equation and solution represents the amount of envelopes that were purchased?

$288.75c = $1.65; 175 envelopes o $1.65 (c - $288.75); 165 envelopes

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°.

This is different from the first one can someone me

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points