Answer: The string of lights will have to be 144 inches long
Step-by-step explanation:
Answer:
C or D
Step-by-step explanation:
The location of the point R will be at
The midpoint formula is expressed according to the formula;
where;
Given the coordinates Q(-8, 0) and S(12, 0) partitioned in a 4:1 ratio, the coordinate of point R will be expressed as:
Hence the location of the point R will be at
Learn more on midpoint here: brainly.com/question/5566419
9u-9t=18
original no. is 10t+u
reversed no. is 10u+t
so is (10u+t)-(10t+u)=18
hence, the ans is 9u-9t=18