In peter's scale model of a us army tank, the scale factor is 1: 27. if the length of one of
the guns on the model is 30mm, what is the actual length of the gun?

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

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°.

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers