Need asap!❤ . pierre correctly simplified an expression. when he substitutedx=2 into the simplified expression, the value was 20. which could be pierre’s original expression? .
2(7x – 4)
2(x – 19)
2(x + 10)
2(5x + 1)

What graph correctly matches the equation y equals two negative x

Me because some of question i don’t understand

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.