The initial term of this geometric series is 4, and the common ratio is -1/2. The sum is given by

The sum is
approximately 2.66.
Answer:
x= hotdogs
y=tacos
Step-by-step explanation:
(3.50)x+ 3x + 4y= 63
Answer:
i think its 20 too, tho good luck
Step-by-step explanation:
It was multiply (z - 12) by 2 because you have to multiply everything in the parentheses
Answer:
Step 4
Step-by-step explanation:
Step 4 is incorrect because when you add the number from the right side, -34, you make it a positive coming to the left side, -17, which stays the same. so 34+-17, will give you 17.
This will make Step 4: Addition property of equality: -17x=40
Therefore Step 5 is also incorrect, and should look like: Step 5: Division Property of Equality: x= 40/-17