To do his work that he didn't want to do.
Answer:
25x^2 - 16y^2 - 400 = 0
Step-by-step explanation:
We must multiply and divide before adding and subtracting here. Working from left to right, we get:
8 + 15 - 5 = ?
8 + 10 = ?
18 (answer)
can you show me what the math problem is?
