Answer:
10x
Step-by-step explanation:
Since 4x and 6x are like terms you add the numbers as normal then put the x behind it. So it would be 4 + 6 = 10. Now add the x. 10x
Can you please tell me what the first question says? i can read it, its too dark
72/96
y = -2.50x + 50
3.00