b) ( 7, 21)
Step-by-step explanation:
5(7)=2(21)-7
35=42-7
35=35
Silver for x
-3 - (-8) - (-2) = x
Switch the equation to make x on the right
x = -3 - (-8) - (-2)
x = 5 - (-2)
x = 7
• A negative minus a negative will always evaluate to a positive.
• A positive minus a negative will always evaluate to a positive.
Answer:
pounds (lb)
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
first you have to do 6 times 3 and get 18 then you need to add 3 to that then divided that by 2 then you get your answer
=3.1*10^3
=3.1*10*10*10
=3.1*1000
=3100
