Answer:
5
Step-by-step explanation:
8 quizzes / 2 weeks = 20 quizzes / x weeks
Cross multiply:
8x = 40
Divide:
x = 5
Harold will have to attend 5 weeks.
Answer:
90 miles
Step-by-step explanation:
120/4 = 30
30 m/hour
3 hours = 30x3 = 90 miles
Answer: integer
-64² = -4096. an integer is a number that can be written without a fraction, in this case, -64² doesn't require one
2(2 - 2x) = 4
Distribute (multiply) 2 inside the parentheses.
4 - 4x = 4
Subtract 4 from both sides.
-4x = 0
DIvide both sides by -4.
x = 0
x is 0 because anything divided by 0 (0/-4) equals 0.
C. By three feet 7x5=35 area 7x10=70 area 7+3=10
