Solve the system by substitution 5x+2y=17 -4x+7=y

HELP PLEASEEE

Multiply. −2x(6 x 4 −7 x 2 +x−5) express the answer in standard form. enter your answer in the box.

Which system of linear inequalities is graphed? can somebody pleasssse

The table shows the total distance that myra runs over different time periods. which describes myra’s distance as time increases? increasing decreasing zero constant