What is an equation of the line that passes through the point (6,-4)(6,−4) and is perpendicular to the line 2x-y=52x−y=5?

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.

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top