Determine the x-intercept for the following equation: y=1/2x+8 *

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

A50% increase followed by 33 1/2% decrease

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4