Not necessarily. You could have done your multiplication wrong. Or in some cases, yes, you could have to use another skill. For example, you can't solve an optimization problem with addition, you need some calculus skills under your belt.
The slope of the line is 7/4
the upside down T is always perpendicular so the answer is b. :)
A number line can be used to find the difference because you can count from 28 to 34 and the number you get will be your answer.
Answer:
the last answer
Step-by-step explanation:
