1) 2x + 9 = 2x -5
9 ≠ -5 ; No solution
2) 2x- 1 = x + 3
x = 4; One solution x = 4
3) x + 2 = x + 2
0 = 0; Identity (or all real numbers)
3 divided by 1/4 =
3x4/1=12
Final Answer: Adren now has 12 pieces of carrot cake.
S = 4
3(10) = 10 + 5s
30 = 10 + 5s
30 - 10 = 5s
20 = 5s
20 ÷ 5 = s
4 = s
Answer:
Step-by-step explanation:
There are 2 similar triangles.
EDA and CBA
From that we can get the following proportion.
ED / CB = AD / AB
Filling in the letters we get
6/x = (4 + 3)/3 Combine
6/x = 7/3 Cross Multiply
7x =6*3
7x = 18 Divide by 7
x = 2.57
Answer:
#11
2 is best described as Term one
x is best described as the Variable
16 is best described as Term two
#12
2x10=20
Step-by-step explanation:
I am pretty sure of my answers.
Hope this helped lots and lots,
sincerely, me
