18. Given:** +3 = 2x – 24 Prove: x = 15
Proof:
Reasons
Statements
a. ?
a. Given
b.
?
b. Multiplication Property
C. X + 15 = 10x - 120
C.
?
d. ?
d. Subtraction Property
e. 135 = 9x
e.
?
f.
?
f. Division Property
g.
?
g. Symmetric Property

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )