x^2 +3x -4 =3 is a cubic equation. True or false
False. it is a quadratic equation
what is x in 2x+7
a variable
Math or Maths? which spelling is correct
both are true
is 4x^2 +3x -5 a polynomial?
yes
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
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