Answer:
(12 + 3x)x
Step-by-step explanation:
(12 + 3)x = 12x + 3x = 15x
(12 + 3x)x = 12x + 3x²
15x
12x + 3x = 15x
They all equal 15x except for (12 + 3x)x
Answer:
16
Step-by-step explanation:
Answer:
No, they are not parallel
Step-by-step explanation:
Answer:
what do y and b stand for
Step-by-step explanation:
please elaborate
D is the answer
(4+8)+1 = 13
4+(8+1) = 13
Therefore equation D is true