John is twice as old as his friend peter. peter is 5 years older than alice. in 5 years, john will be three time as old as alice. how old is peter now?

If you answer 2+2 you will get over 80 points

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above