TY  - BOOK
AU  - Osweiller, Regina
TI  - Expressions and equations
SN  - 978-0-7166-4256-5
U1  - Ref. 510 Os86  2023 
PY  - 2023///
CY  - Chicago. Ill.
PB  - World Book
KW  - Mathematics -- Study  and teaching
KW  - Equations
ER  -