The equation is a + 9 = 15
Step-by-step explanation:
Let the number be 'a'
Given that,
A number plus 9 is 15
So,
a + 9 =15
a = 15 - 9
a = 6
The equation needed is,
a + 9 = 15
4 + (6-1)d = 179
<span>4 + 5d = 179 </span>
<span>5d = 175 </span>
<span>d = 35</span>
Answer:
nooo.......how there can only be 20 students.....!
Answer:
-2(4)¹⁴
Step-by-step explanation:
times -2
4 to the 14th power = (4)¹⁴
25% off
so that is the original price minus 25% of the original price or p-0.25p
so we do
p-0.25p
40-0.25(40)
40-10
30
that is the first option