14-8=6 or 14-6=8 are related subtraction facts
Answer:
Step-by-step explanation:
scale factor of 10 is an enlargement
scale factor greater then 1 is an enlargement
scale factor between 0 and 1 is a reduction
scale factor of 1 , they stay the same
(x+2) - (x-2) = 5. (x-2) (x+2) 6. (x+2)² - (x² - 2)² = 5. (x+2) (x-2) 6. (x² + 4x+4) - (x² - 4x + 4) = 5. x² - 4 6. (x² + 4x + 4 - x² + 4x - 4) = 5. x² - 4 6. 8x = 5.
Answer:
56 is 70% of 80 students.
Step-by-step explanation:
70% = 0.7
56 divided by 0.7 = 80
