7.32a + 2.1(2.7 -18a)
7.32a + 5.67 - 37.8a (multiply 2.1 to 2.7 and 18a)
5.67 - 30.48a (combine 7.32a and -37.8a since they are like terms)
Answer:
S
Step-by-step explanation:
Multiply your total by your percentage
90 * .80 = 72
72 is the number of questions she answered correctly
If it’s a fraction and want it simplified it’s 1/500
Answer:
45 seconds
Step-by-step explanation:.