Solve the problem using the correct steps in PEMDAS.

23 - ( - 10 ÷ 2 + 6) + (-13)=?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint