Hope to help me with my calculation！

（1+2+3+…+100）÷（2+4+6+…+200）

very very thanks

Answer

1/2.

Step - by- step explanation.

(1+2+3+ +100)  /  ( 2+4+6+ +200)

= (1+2+3+ 100)  /  2(1+2+3+ +100)

= 1/2.

d

step-by-step explanation:

given

y + 3 = - 4(x - 2) ← distribute the parenthesis

y + 3 = - 4x + 8 ( subtract 3 from both sides )

y = - 4x + 5 → d