Answer: a very straight forward b 2 4 and 6 c 9
Step-by-step explanation:
Answer:
5x - 1
Step-by-step explanation:
Simply add the binomials together.
(3x - 2) + (2x + 1)
Combine like terms.
[3x + 2x] = 5x
[-2 + 1] = 1
5x + 1
Answer:
15 rooms are needed at the school
Step-by-step explanation:
Solve:
Divide 450 (the number of students) by 30 (the number of students per classroom)
450/30= 15
Check your work:
30*15= 450
Hope this helps!
Answer:
ASA Congruence Postulate
Step-by-step explanation:
Here if we clearly observe ∠DAC=∠BCA and ∠DCA=∠BAC
Also AC is a common side to both the triangles .
So by ASA congruence postulate we have that the ΔADC and ΔCBA are congruent.
ASA congruence postulate states that if two triangles have two angles and an included side same then both the triangles are congruent.
Answer:
The answer is 47
Step-by-step explanation:
The difference between the numbers is 7
