Answer:
x=21
Step-by-step explanation:
well, geez - just do the math!
3/7 * 49 = 21
Answer:
You should be thinking about a negative number. In fact, you should be thinking about a number that is the opposite of 5! -5! So, the additive inverse of 5 is -5
Step-by-step explanation:
7x+70=98
7x=28
x=4
this is the answer
4. A<span>=<span><span><span><span>2π</span>r</span>h</span>+<span><span>2π</span><span>r2</span></span></span></span><span>=<span><span><span><span>2·π</span>·4</span>·7</span>+<span><span>2·π</span>·<span>42</span></span></span></span><span>≈<span>276.46015 = 276
5. </span></span>A<span>=<span><span><span><span>2π</span>r</span>h</span>+<span><span>2π</span><span>r2</span></span></span></span><span>=<span><span><span><span>2·π</span>·10</span>·9</span>+<span><span>2·π</span>·<span>102</span></span></span></span><span>≈<span>1193.80521 = 1193.81</span></span>
