Answer:
Objective 3: Solve work problems Q25 Solve a work problem Homework. Unanswered Jennifer can sew 120 masks in 20 hr and Janice can sew 120 masks in 30 hr. How many hours does it take them to sew 120 masks if they work together?
Step-by-step explanation:
i think u should've put it in that format
Slope = (change in 'y') / (change in 'x')
If you find two points where the line goes through the corners of boxes,
then count up the 'y' boxes and the 'x' boxes between those two points,
you'll find that the line rises 3 y-boxes for each x-box.
The slope of the line is 3 .
Answer:
9
Step-by-step explanation:
Cross Multiply: 
Simplify: 4x=36
x=9
Answer:
Step-by-step explanation:
Let us divide by 14 by 7 which is 2, so the equation is:
Let us multiple 21 over the other side since 21 is in the denominator of the equation, so we get
So the answer is 42.
