4.5(4 − ) + 36 = 202 − 2.5(3 + 28)step by step

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!

What is the explicit formula for this sequence -7, -4, -1, 2, 5

20 points which expressions are equivalent to the following?