Answer:
(a) 10
Step-by-step explanation:
2+2(2²)
=2+2(4)
=2+8
=10
Answer:
-19/2 or
-9 1/2
Step-by-step explanation:
-1/2 ÷ 1/19
Copy dot flip
-1/2 * 19/1
-19/2
-9 1/2
Answer:
Google says 149.2
Step-by-step explanation:
150 - 4/5 = 149.2
Your middle finger and index/pointer.
Lets solve it
first multiply each term by x :-
x^2 - 7 = 6x
x^2 - 6x - 7 = 0
(x - 7)(x + 1) = 0
x = 7 and x = -1