Answer:
9
Step-by-step explanation:
Let's first convert this to numbers. When a number is decreased by a certain amount, that is the same as saying that something is subtracted from it. Therefore:
a-7=2
Add 7 to both sides:
a-7+7=2+7
a=9
Hope this helps!
I think the right answer is C.
Dijo "Resuelva las siguientes operaciones matemáticas en su cuaderno", pero no indicó su cuaderno en la pregunta. Por favor arregle esto.
Umm I don't really understand what your asking but the square root of 7 is 2.645751311064591
I hope I helped.. at least a little!
1. <span>8.79 which becomes 8.80 after rounding. </span><span>
2. 152.05</span>