Answer:
Find how much she will be paid per mile to make it easier.
.25 * 4 = 1
.90 * 4 = 3.60
Now you know she earns 3.60 per mile, multiply that by 7.
3.60 * 7 = $25.20 total.
26.74. I’m assuming you are asking what 70% of 38.20 is. 38.20 x 0.70 = 26.74
Let's solve your equation step-by-step.<span><span><span>x−<span>(<span><span>9x</span>−10</span>)</span></span>+11</span>=<span><span><span>12x</span>+20</span>−2</span></span>Step 1: Simplify both sides of the equation.<span><span><span>x−<span>(<span><span>9x</span>−10</span>)</span></span>+11</span>=<span><span><span>12x</span>+20</span>−2</span></span><span>Simplify: (Hide steps)</span><span><span><span><span><span>x+</span>−<span>9x</span></span>+10</span>+11</span>=<span><span><span><span>12x</span>+20</span>+</span>−2</span></span><span><span><span>(<span>x+<span>−<span>9x</span></span></span>)</span>+<span>(<span>10+11</span>)</span></span>=<span><span>(<span>12x</span>)</span>+<span>(<span>20+<span>−2</span></span>)</span></span></span>(Combine Like Terms)<span><span><span>−<span>8x</span></span>+21</span>=<span><span>12x</span>+18</span></span><span><span><span>−<span>8x</span></span>+21</span>=<span><span>12x</span>+18</span></span>Step 2: Subtract 12x from both sides.<span><span><span><span>−<span>8x</span></span>+21</span>−<span>12x</span></span>=<span><span><span>12x</span>+18</span>−<span>12x</span></span></span><span><span><span>−<span>20x</span></span>+21</span>=18</span>Step 3: Subtract 21 from both sides.<span><span><span><span>−<span>20x</span></span>+21</span>−21</span>=<span>18−21</span></span><span><span>−<span>20x</span></span>=<span>−3</span></span>Step 4: Divide both sides by -20.<span><span><span>−<span>20x</span></span><span>−20</span></span>=<span><span>−3</span><span>−20</span></span></span><span>x=<span>320</span></span>Answer:<span>x=<span>3<span>20</span></span></span>
I hope this helps you
1/2y=7/8+2/3
1/2y=7.3/8.3+2.8/3.8
1/2y =21/24+16/24
1/2y=37/24
y=37/12
To compare, you need to bring them to a common denominator by mupliplying each by the denominator of the other one.
Like this:
![\frac{5*15}{8*15}](https://tex.z-dn.net/?f=%20%5Cfrac%7B5%2A15%7D%7B8%2A15%7D%20)
=
![\frac{75}{120}](https://tex.z-dn.net/?f=%20%5Cfrac%7B75%7D%7B120%7D%20)
and
![\frac{7*8}{15*8}](https://tex.z-dn.net/?f=%20%5Cfrac%7B7%2A8%7D%7B15%2A8%7D%20)
=
![\frac{56}{120}](https://tex.z-dn.net/?f=%20%5Cfrac%7B56%7D%7B120%7D%20)
and among the two, 75 is bigger than 56, so the first fraction (5/8) is bigger!