180 - ( 10x -3) is your answer
Answer:
a) 8 pounds.
b) [26,42]
c) 
d) Weight above 42 pounds, so she cannot.
Step-by-step explanation:
a. What is the margin of error?
Within 8 pounds, so margin of error of 8 pounds.
b. Express the acceptable weights as an interval.
34 - 8 = 26
34 + 8 = 42
[26,42]
c. Write an expression in the format to represent the interval.

d. Sally weighs 44 pounds. Can she play in the bounce house?
Weight above 42 pounds, so she cannot.
Answer: 45cm
Step-by-step explanation:
The spring stretches 1/3 of the weight attached. 1/3 of 15 is 5. However, the spring is already 40cm long so we must add 5 to 40 to find the total length and of the spring.
For question number 1, the correct answer would be the x coordinate would be the same, or will not change.
For question number 2, the correct answer would be (-4,-7)
For question number 3, the correct answer would be <span>A'(5, -3), B'(2, -1), C'(-2, -4)
For question number 4, the correct answer would be </span><span>R'(-3, 2), S'(-5, -2), T'(-6, 0)
If you have any questions, just ask. ;)</span>