**equation ***noun *

^{ 1 } ` mathematical statement `

__ ADJ. __** complicated, simple ***This can be shown by a simple equation. ***| algebraic, mathematical **

__ VERB + EQUATION __** solve, work out ***I could not find a way of solving the equation. ***| satisfy ***the range of values of x which would satisfy this equation *

__ PREP. __** ~ for ***the equation for a straight line *

__ PHRASES __** a side of the equation ***the numbers on the right-hand side of the equation *

^{ 2 } ` situation `

__ VERB + EQUATION __** be a part of, come into, enter (into) ***The availability of public transport is also part of the equation. Money also comes into the equation. *