Variables:
x: price/drink
y: price/bag of popcorn
system of equations:
72.50=5x+5y
163.50=15x+5y
solve:
(72.50=5x+5y)-1
163.50=15x+5y
-72.50=-5x-5y
----------------------
91=10x
x=9.1
163.50=15(9.1)+5y
163.50=136.5+5y
27=5y
y=5.4
One drink costs 9 dollars and 10 cents
I will help you ok .<span>7<span>78</span></span><span>=<span><span>71</span><span>78</span></span></span><span>=<span><span>(<span>71</span>)</span><span>(<span>87</span>)</span></span></span><span>=<span><span><span>(7)</span><span>(8)</span></span><span><span>(1)</span><span>(7)</span></span></span></span><span>=<span>567</span></span><span>=<span>8
</span></span><span>7<span>(<span>78</span>)</span></span><span>=<span><span>(<span>71</span>)</span><span>(<span>78</span>)</span></span></span><span>=<span><span><span>(7)</span><span>(7)</span></span><span><span>(1)</span><span>(8)</span></span></span></span><span>=<span>498</span></span><span>(Decimal: 6.125)
</span><span>7−<span>78</span></span><span>=<span><span>71</span>−<span>78</span></span></span><span>=<span><span>71</span>+<span><span>−7</span>8</span></span></span><span>=<span><span>568</span>+<span><span>−7</span>8</span></span></span><span>=<span><span>56+<span>−7</span></span>8</span></span><span>=<span>498</span></span><span>(Decimal: 6.125)
</span><span>7+<span>78</span></span><span>=<span><span>71</span>+<span>78</span></span></span><span>=<span><span>568</span>+<span>78</span></span></span><span>=<span><span>56+7</span>8</span></span><span>=<span>638</span></span>(Decimal: 7.875)<span>
</span>i have adding subtracting , dividing , and multiplying<span> </span> there all your anwser i hope this help<span>xx
</span>
Answer:
6 hours
Step-by-step explanation:
40 + 45 = 85
510/85 = 6
Answer:
800 mg
Step-by-step explanation:
As the excerpt states that the client weights 176 pounds and is to receive cyclophosphamide (Cytoxan) 50 mg/kg, we have to convert 176 pounds to kg:
1 kg → 2.20 pounds
x ← 176 pounds
x= (176 pounds * 1 kg)/2.20 pounds= 80 kg
Now, we have to determine the total amount of cyclophosphamide (Cytoxan) that the client has to receive:
50 mg/kg
For 80 kg: 80 kg *50 mg/kg= 4,000 mg
As the dose is divided over 5 days:
4,000 mg / 5= 800 mg
The client will receive 800 mg of cyclophosphamide each day.
Answer:
1. x<3
2. True
Step-by-step explanation:
1. 4x - 4 < 8
4x<8+4
4x<12
x<3
2. 92 +5 > 23
97>23
True