What value of a makes the equation true?

1.7a+0.3a=45

a=25

a=−115

a=245

a=135

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.