T=4 should be the answer if ur trying 2 solve for T
7(8+d)=56+7d
That is because you need to multiply every number inside the parentheses with 7
The only other possible meaning I can see is that a2 + b2 means a^2 + b^2. In the case that is a formula that cannot be simplified further, although it could be written as (a + b)^2 - 2ab or (a - b)^2 + 2ab. ... Originally Answered: What is the formula of a2+b2?
<span>Simplify <span>18*<span>x/3</span></span> to <span>6x</span>
</span><span><span>6<span>x^8</span>+21<span>x^2</span>−6x</span></span>