Answer:
515x + 285y = 11,080
x + y = 30
Step-by-step explanation:
x= Amount of laptops
y= Amount of tablets
" the sum " means add
16 + x = 20 <= ur equation
x = 20 - 16
x = 4 <== the number
Step-by-step explanation:
Given
( 6x² - x + 8 ) - ( x² + 2)
= 6x² - x + 8 - x² - 2
= 5x² - x + 6
Answer:
Assuming that "x" symbol indicates multiplication, the answer should be 4/3. If you need the decimal form, it would be 1.3. If you want the mixed number form, it'd be 1 1/3.
Step-by-step explanation:
Only 5 and 0 can be there, so there is only 2 possible last digits
