algebra crossword

3. a number when multiplied bu itself gives the original number
4. property multiplying a number is the same as multiplying by the number then adding its products
6. solve, an answer to a problem
7. a mathematical statement containing and equal sign
9. visual aid for calculating & showing relations
12. set of values that satisfy a given set of equations or inequalities
13. steepness and direction of a line as read from left to right
14. a mathematical rule written using symbols usually as an equation describing a certain relationship between quantities
15. work it out
16. in addition and multiplication no matter how the numbers are grouped the answer will be the same
17. used to represent values, equality, operations, grouping and mathematical terms
18. an equation whose graph is a straight line

1. put into simplest form remove any unnecessary terms
2. at right angles to the horizon
5. a number that can be moved,swopped from their position without change to the answer
6. find a (or multiple) solutions for an equation
8. quarter of a divided plane
10. occurs when things aren't equal used greater than, less than ect,
11. putting a variable on its own
14. a math relationship form a set of imputes to a set of outputs