y=−x2+10x+25
When x = 5, y = 50 in the equation y=−x2+10x+25
Step 1 :Given the equation: y=−x2+10x+25
Step 2 :Let's assume x=5
Step 3 :Calculate the value of y: y=−52+10(5)+25
Step 4 :y=−25+50+25
Step 5 :y=50
Step 6 :When x = 5, y = 50 in the equation y=−x2+10x+25