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lora16 [44]
3 years ago
13

Solve for a. 7a - 2b = 5a - b

Mathematics
2 answers:
a_sh-v [17]3 years ago
8 0
A = 1/2 b since you first try and get them each on ine side
Lilit [14]3 years ago
5 0
Hello, <span> <span> adrianaramirez7, </span> </span>Let's solve for a.<span><span><span>7a</span>−<span>2b</span></span>=<span><span>5a</span>−b</span></span>Step 1: Add -5a to both sides.<span><span><span><span>7a</span>−<span>2b</span></span>+<span>−<span>5a</span></span></span>=<span><span><span>5a</span>−b</span>+<span>−<span>5a</span></span></span></span><span><span><span>2a</span>−<span>2b</span></span>=<span>−b</span></span>Step 2: Add 2b to both sides.<span><span><span><span>2a</span>−<span>2b</span></span>+<span>2b</span></span>=<span><span>−b</span>+<span>2b</span></span></span><span><span>2a</span>=b</span>Step 3: Divide both sides by 2.<span><span><span>2a</span>/2</span>=<span>b/2</span></span><span>a=<span><span>12</span>b</span></span>Answer:<span>a=<span><span>1/2</span>b</span></span>

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How do i solve -6=b/18
asambeis [7]

Answer: b= -108

Step-by-step explanation:

-6=b/18

-6=b/2(3)^2

-18(6)=b

-108=b

b= -108

*<u><em>I hope that this makes sense :)</em></u>

3 0
3 years ago
if a road trip to Orlando cost $300 plus fee $5, and there is a total of x students and the school earned a total of $19,215, ho
Jet001 [13]

63 students. To solve, you first ned to determine the total cost for each student by adding 300 and 5, which equals $305. You then need to see how many times $305 will go into $19215, which shows how many students went. $19215 divided by $305 equals 65.

4 0
3 years ago
6r + 7 = 13 + 7r what is r
kumpel [21]

Answer:

6r+7=13+7r

6r+7=7r+13

6r+7−7r=7r+13−7r

−r+7=13

−r+7−7=13−7

−r=6

\frac{-r}{-1} = \frac{6}{-1}

r=−6

Step-by-step explanation:

:) This is the answer

6 0
3 years ago
Read 2 more answers
More help :3 please and thnx
Mariana [72]

Answer:

a. there's a lot of options but here are a few: 1 and 5, 5 and 6, 2 and 1, 2 and 6

b. also a lot of options but here are a few: 1 and 6, 5 and 2, 3 and 8, 4 and 7

Step-by-step explanation:

supplementary angles are two angles that add up to 180 degrees, so essentially two angles that, combined, are equal to a straight line.

vertical angles are angles that are opposite each other when two lines cross.

6 0
3 years ago
What is the value of W?
Kaylis [27]

Answer:

w=5

Step-by-step explanation:

firstly angle SUT and angle SUV are congruent, hence:

w+10=3w

10=3w-w

10=2w

10/2=w

5=w

4 0
3 years ago
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