3 years ago

Please help

Mathematics

2 answers:

aalyn [17]3 years ago

3 0

Step-by-step explanation:

4(2a + 5) that's the answer

solniwko [45]3 years ago

3 0

The correct solution would cue the second option - 4(2a + 5).

You might be interested in

The matrix C=[1,-2_-3,7] was used to encode a phrase to [7,-28,-25,-35,-2_-21,107,90,123,17]. Find C^-1 and use it to decode the

posledela

$C= \left[\begin{array}{cc}1&-2\\-3&7\end{array}\right] \\ C^{-1}= \left[\begin{array}{cc}7&2\\3&1\end{array}\right] \\ \left[\begin{array}{cc}7&2\\3&1\end{array}\right] \times \left[\begin{array}{ccccc}7&-28&-25&-35&-2\\-21&107&90&123&17\end{array}\right] \\ =\left[\begin{array}{ccccc}49-42&-196+214&-175+180&-245+246&-14+34\\21-21&-84+107&-75+90&-105+123&-6+17\end{array}\right] \\ =\left[\begin{array}{ccccc}7&18&5&1&20\\0&23&15&18&11\end{array}\right]$
is the required matrix.

6 0

3 years ago

A whale is at the surface of the ocean tto breathe. What is the whale's elevation? Draw a numhber line

ratelena [41]

Answer:0

<—————|—————>
0

Step-by-step explanation:

4 0

2 years ago

Which pair of rectangles is similar ? A 3,8 and 2,6

ipn [44]

D because they are equal the same if you do 3×6=18 and 2×9=18
They have the same area amount.
~JZ
Hope it helps