Answer:
Step-by-step explanation:
X-6 X+ 7
Which inequality is equivalent to x+5
2
X+3?
2
-13
20
x2 + 8x+15
2x2 +9X+17
x2 + Bx+15
20
-15-53
20
x + 8x + 15
9x+17
20
x? +BX+15
Let their ages be m and t, respectively. Currently, m = 4t.
In ten years: t+10 = (1/2)(m+10).
Multiplying both sides by 2, we get 2t + 20 = m + 10. Substituting 4t for m produces
2t + 20 = 4t + 10. Then 10 = 2t, and t=5. Tamanna is currently 5 years old, and her mother is 20.
Answer:
9
Step-by-step explanation:
first you add up all the numbers 9+7+11+8+10=45
then you divide by the amount of numbers there are so in this case 5 so you would do 45÷5=9 hope this helps
Answer:
x= x ≥ 2 or x ≤ -2
Step-by-step explanation:
Answer:
12 students
Step-by-step explanation:
if the maths club went in 2 vans of 6 students then that is two lots of six
2 x 6 = 12 students
I hope this helps :-)