Answer:
Multiplication with 2.
Step-by-step explanation:
In this question, we have to find the operation which is equivalent to adding a number to itself.
The operation is multiplication with 2.
If a number is multiplied with 2, then the operation is equivalent to adding a number to itself.
For example, if you multiply the number x with 2, the result is 2x and again if you add x with x, you will get the same result as 2x. (Answer)
Something that could be done is to tie a rope long enough to cross the river and send the two younger brothers across first, then have Mike pull the boat back across the river with the rope and him get in the boat and row it across the river with just himself and the gear.
Another option is you can unload some gear, put the boys in the boat, row them across the river, unload the two younger boys, go back for the rest of gear and load it into the boat then come back.
Hope this helps!
Answer:
-6/4
Step-by-step explanation:
<span><span><span>87</span>x−<span>34</span>y=<span>72</span></span><span><span>87</span>x-<span>34</span>y=<span>72</span></span></span>To write a linear equation in standard form, move each variable term to the left side of the equation and simplify.
<span><span>Ax+By=C</span><span>Ax+By=C</span></span>Simplify each term.
Tap for more steps...<span><span><span>8x</span>7</span>−<span><span>3y</span>4</span>=<span><span>72</span></span></span>
Answer:um wow
Step-by-step explanation:
I do not know that one