Answer:
x = 12
Step-by-step explanation:
Equation: 0.52(x) + 0.72(4) = 0.57(x + 4)
0.52(x) + 0.72(4) = 0.57(x + 4) 
Multiply
0.52x + 2.88 = 0.57x + 2.28 Subtract 0.52x from both sides
2.88 = 0.05x + 2.28 Subtract 2.28 from both sides
0.6 = 0.05x Divide all sides by 0.05
x = 12
-Chetan K
I’m guessing you mean he saves 15%?
He saves $975
Spends: $5525
Answer:
3 assignments incomplete.
Step-by-step explanation:
context: 75% can be rewritten as 0.75
12 × 0.75 = 9 assignments completed.
The above equation shows the amount of assignments that have been already completed. In order to find out how many assignments she has yet to have completed, we need to subtract these amounts.
12 - 9 = 3 assignments incomplete.
Answer:The answer is eight electrons
Step-by-step explanation:
