What is the solution to 5a - 15 + 9a = 3a + 29?
2 answers:
Hi there! Thanks for asking a question here on Brainly. Step 1: We need to simplify both sides of the equation. ⚫ <span><span><span><span>5a</span>−15</span>+<span>9a</span></span>=<span><span>3a</span>+29 </span></span>⚫ <span><span><span><span><span>5a</span>+</span>−15</span>+<span>9a</span></span>=<span><span>3a</span>+29 </span></span>⚫ <span><span><span>(<span><span>5a</span>+<span>9a</span></span>)</span>+<span>(<span>−15</span>)</span></span>=<span><span>3a</span>+29 </span></span> Combine like terms ⚫ <span><span><span>14a </span>+<span>15 </span></span>= <span><span>3a </span>+ 29 </span></span>⚫ <span><span><span>14a </span>− 15 </span>= <span><span>3a </span>+ 29 </span></span>Step 2: Subtract 3a from both sides. ⚫<span><span><span><span>14a </span>− 15 </span>− <span>3a </span></span>= <span><span><span>3a </span>+ 29 </span>− <span>3a </span></span></span>⚫<span><span><span>11a </span>− 15 </span>= 29 </span>Step 3: Add 15 to both sides. ⚫ <span><span><span><span>11a </span>− 15 </span>+ 15 </span>= <span>29 + 15 </span></span>⚫ <span><span>11a </span>= 44 </span>Step 4: Divide both sides by 11. ⚫ 11a11= 4411a = 4 <span>Hope that helps! ★ <span>If you have further questions about this question or need more help, feel free to comment below or leave me a PM. -UnicornFudge aka Nadia </span></span>
1:Simplify 5a-15+9a to 14a−15 <span>14a-15=3a+29 </span>2:Add <span>15</span> to both sides 14a=3a+29+15 3:Simplify <span>3a+29+15</span> to <span>3a+44</span> <span>14a=3a+4<span>4 </span></span>4:Subtract <span>3a</span> from both sides <span><span>14a−3a=44</span> 5:Simplify 14a<span>−3a</span> to 11a <span>11a=44 6:Divide both sides by 11 <span><span>a=44/11 </span><span> 7:Simplify 44/11 to 4 a=4</span></span></span></span>
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Answer:
5. f(x) = 10,000 (1.5)^x
Step-by-step explanation:
We would have to multiply the original amount by 1.50^x because the initial amount would be 1, and 50% increase would be .5 so 1.5 and you raise it to the number of years to show the total increase.
Let's test it.
Initial:
10,000
After 1 year
10,000 + (.5*10000)
10,000 + 5000 = 15,000
After 2 years
15,000 + (.5*15000)
15,000 + 7500 = 22,500
Let's try our equation.
f(x) = 10,000 (1.5)^x
x = 2
10,000(1.5)^2
10,000(2.25) = 22,500
The same!
Answer:
$38-
Step-by-step explanation:
15% = $57
57 ÷ 3 = 19%
15 ÷ 3 = 5
100 ÷ 5 = 20
19% × 20 = $380
Answer:
I am.
Step-by-step explanation:
Let p = pictures only let f = pictures with frames p + f = 100 5p + 10f = 875 Solve for one variable in the first equation then plug into the second p = 100 - f 5(100 - f) + 10f = 875 500 - 5f + 10f = 875 500 + 5f = 875 5f = 375 f = 75 75 pictures with frames were sold
Thank you sooo much Maddi441