Answer:
d =
Step-by-step explanation:
6(2c + 3d) = 5(4c - 3d)
6(2c) + 6(3d) = 5(4c) - 5(3d) distribute out the terms
12c + 18d = 20c - 15d
18d + 15d = 20c - 12c get all like terms onto the same side
33d = 8c
d = divide by 33 to isolate the d variable
The answer is about $10 is the estimate. Round $3.85 to $4 Round $3.06 to $3 Round $2.79 to $3 add $4+$3+$3=$10
Answer:
1. (4)
2. (2)
Step-by-step explanation:
Answer: x = -5
Step-by-step explanation:
55 = -10x + 5
- <em>Subtract 55 from both sides and add 10x to both sides.</em>
10x = 5 - 55
10x = -50
- <em>Divide 10 from both sides.</em>
x = -5
Answer:
40th value: 1249
The sum of all numbers up through the 40th: 25000