Answer:
Step-by-step explanation:
2x + 1 + 7x= -8
~2x + 7x = 9x
9x + 1 = -8
move 1 to the other side
9x = -1 -8
9x = -9
divide
X = -1
Answer:
3125
Step-by-step explanation:
12.5x25x10
312.5x10
3125cm
so your answer will be D
Answer: n = 63
Step-by-step explanation:
n ÷ 21 = 3
Do the opposite to find n!
3 × 21 = 63
So, to check our answer
63 ÷ 21 = 3
n = 3
:))
Answer:
it dilated by two
Step-by-step explanation:
Answer:
x=5
Step-by-step explanation: