Answer:
d=3 and e=-1
Step-by-step explanation:
d+e=2
d=2-e-----(1)
d-e=4-----(2)
substituting (1) in (2)
2-e-e=4
-2e=2
e=-1-----(3)
substituting (3) in (1)
d=2-(-1)
d=3
Answer:
8x + 108 = 9
Step-by-step explanation:
Given
x + 9 = 
Multiply through by the lowest common multiple of 3 and 4, that is 12 to clear the fractions.
8x + 108 = 9 ← equivalent equation with no fractions
Answer:
i think its

Step-by-step explanation:
B) because the rate of change is 7, while for A the rate of change is 6 and for C and D the rate of change is 4
Answer:
$2.75 a gallon
Step-by-step explanation:
22/8= 2.75