Answer:
x² + x = 42
Step-by-step explanation:
Let the number be x then the square of this number is x²
Sum and equate to 42, that is
x² + x = 42
Answer:
18
Step-by-step explanation:
when there is a - in front of an expression in parentheses, change the sign of each term in the expression
6+14+(-2)
then calculate the sum or difference
6+14-2= 18
Answer:
= because 3 quarters are equal to 75 cents
Answer:
176 miles
Step-by-step explanation:
- you have to know how many 1/4ths are in 2 3/4
- 4×2= 8 +3 = 11 so 11/4ths.
- there are 11 , 1/4ths
- determine the total mileage by multiplying 11 by 16
- 11×16=176
- 176 miles in total
