Answer
12x+40
Step-by-step explanation:
when distributing, you have to multiply all numbers in the parentheses by the variable outside the parentheses
x=heidi
x + (2x+10)=36
3x +10=36
3x -10 -10
3x=26
x=8.6 heidi has 8.6
marta has 27.3
Answer:
$4866.61
.................. ........
8x + 1 + 6x + 5 = 90
14x + 6 = 90
14x = 84
x = 6
<DCB is 6x+5
6(6) + 5
36 + 5
41
