book
Maths Puzzle
Numerical Ability
Algebra
x= 2y-1 and 2x+y=81
solve using substitution
x=?
y=?
show work please thank you!!
Read Solution (Total 1)
x = 32.2
y = 16.6
9 years ago
Helpfull: Yes(0) No(0)
book Other Question
I need your help with, Factoring Trinomials By Grouping, If the Trinomials cannot be factored write "PRIME"
3x^2-7xy+6xy-14y^2
solve for h.
v = 1/3(pie)r(squared)h