Answer: if you think about b it sounds wrong so the answer is probably A
Step-by-step explanation: you said it wasn’t C or D so between A and B , A makes more sense
Answer:
93
Step-by-step explanation:
The average is calculated as
average = 
On 3 quizzes
= 73 ( multiply both sides by 3 )
sum = 219
On 4 quizzes, letting x be the score on fourth test
= 78 ( multiply both sides by 4 )
sum + x = 312 , that is
219 + x = 312 ( subtract 219 from both sides )
x = 93
She must score 93 on the next quiz
C) -23x + 12 .. You're going to multiply the 4 to what's inside the parenthesis. So you'll get 12-24x+x Then just add the like terms which are the x's. 12-23x or -23x+12
<span>If a zebra runs at a speed of 20 feet per second, in order to determine how far it can run in 10 seconds, use the following formula: (20*10). In this case, a zebra can run 200 feet in 10 seconds.</span>
Answer:
1/6
Step-by-step explanation:
Find the reciprocal of 2 which is 1/2 then multiply by 1/3.
