What is a rate that describes how much smaller or larger the scale drawing is than the real object?

Asequence of numbers begins with 12 and progresses geometrically. each number is the previous number divided by 2. which value can be used as the common ratio in an explicit formula that represents the sequence? 1/2 2 6 12

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.