Davon's solution to the equation -2(x - 5) + 3 = -4 is shown below. -2(x - 5) + 3 = -4

Step 1 -2x - 5 + 3= -4
Step 2 -2x - 2 = -4
Step 3 -2x = -2
Step 4 x = -1

In which step did the first mistake occur?

Step 1

Step 4

Step 2

Step 3

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.

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?