Bright and Ernest saved money in the ratio 3:5if Ernest saved $10 how much did bright save​

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

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!

Simplify the expression below -3(10x+4y)+6(6x-2y)