Answer: 7.3
Step-by-step explanation:
Do the parentheses first!
4-7= -3
Then, multiply -3 by 2
-3×2= -6
Next,
-6-6.7= -12.7
Then, add -12.7 to 20
-12.7+20=7.3
Your answer is 7.3
Answer:
y = x^2+2x+1
Step-by-step explanation:
x^2+2x+1
= (x+1)^2
A) prevent the bone wearing each other out where they touch
Answer:
(2x + 16)/3x = 2/1
2x + 16 = 6x
4x = 16
x = 4
Aaliyah's pens = 2x = 2 × 4 = 8
the number of Maria's pen = 3x = 3 × 4 = 12 -----Part A
New ratio = (8 + 16)/6
24/6 = 4/1 = 4 : 1 --------- Part B Step-by-step explanation:
