487 + 310 ≈ 500 + 300 ≈ 800
You add 72+13 because you scored 13 MORE points then the opposing team, giving you 85 points
you have to multiply the 5 and the 7 and you get 35 then subtract 98 and 35 and you get 63
Answer:
x=15
Step-by-step explanation:
subtract 1 from both sides so you are left with 2x=5x-45
then subtract 5x from both sides and you have -3x=-45
then finally divide -3 from -45 to get x=15
