If (-3)/8 and x /(-24) are equivalent rational numbers, then what is the value of x?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

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.

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15