Answer:
2x² + 23
Step-by-step explanation:
Distribute the -5 and combine like terms.
7x² + 3 - 5(x² - 4) =
= 7x² + 3 - 5x² + 20
= 2x² + 23
Answer:
i need to see all the problem
Answer:
9 teaspoons of cocoa
Step-by-step explanation:
3*3=9
Answer:
10:18
Step-by-step explanation:
7:50+ 2=8:10
+8+8:18
2+8=10
10:18
Answer:
-8r
Step-by-step explanation:
subtract -3 from -5 to get -8. since both integers share a variable, the answer is just -8r