Answer:
3x² - 7
Step-by-step explanation:
3 times (number squared) and sum with (-7)
3 times x² and add (-7)
3x² + (-7)
3x² - 7
Answer:
162
Step-by-step explanation:
9 x 6 = 54
18 x 6 = 108
108 + 54 = 162
40(105/100)=42
.........................
I believe you do it like this:
1/2 Q+5/2
divide 1/2 into each term
to divide multiply by the reciprocal
1/2 x2/1= 1
5/2 x 2/1=5
1/2(Q+5)
Answer:
2/8
Step-by-step explanation:
There are 2 green marbles.
In all, there are 8 marbles.
So, the probability is 2/8.
