Answer: (-4,9)
Step-by-step explanation:
Take the points and plot them on graph paper, revealing the midpoint
combining like terms means to get rid of one factor on both sides of the equation.
Answer:
128
Step-by-step explanation:
none
Answer:
His aggregate marks in percentage: 87.5%
Explanation:
marks obtained: 72 + 68 + 64 + 76 = 280 marks achieved
total marks were there: 80 * 4 = 320 marks
aggregate achieved marks in percentage:
87.5%