You can subtract 1 3/4 and 1/8.
X+y+z=22
(x+y+z+t)/4=8
subsitute
x+y+z=22
(22+t)/4=8
multiplly by 4
22+t=32
subtract 22
t=10
the fourth number is 10
Answer:
10
Step-by-step explanation:
30+2+2+2+2+2+2+2+2+2+2
Hope this helps!!
Can you tell me if it's right or not? And can you give me brainliest?!!
During week 2, he could type 15 words per minute, at his fourth week, he could type 30. So 30-15=15. He could type 15 words faster on week 4 than he could at week 2.
