Step 1: (3x + 12y) + (10x - 5y)
step 2: (3x + 12y) + (-5y + 10x)
step 3: 3x + (12y – 5y) + 10x
step 4: 3x + 10x + (12y - 5y)
step 5: 13x + 7y
steps

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?

∆red ≅ ∆ by rule will give brainiest if possible