what is x in 2x+7
a variable
is 4x^2 +3x -5 a polynomial?
yes
what is the difference between equation and algebraic expression
the equal sign
find the value of x: 22 = 4x-2
6
x=23 satisfy this inquality 2x-4 > 48
no, x > 26
2x +5 = 4 and 2z -4y = 1 can be solved. respond by true or false
false. you need at least three equations since there are three variables
x^2 +3x -4 =3 is a cubic equation. True or false
False. it is a quadratic equation
Math or Maths? which spelling is correct
both are true
