3 years ago

10x+20=7x-8 Solve for x.

Mathematics

1 answer:

Kazeer [188]3 years ago

5 0

Step-by-step explanation:

Isolate the variable

10x - 7x = -20 - 8

3x = -28

x = -9.333333333333

You might be interested in

100 points! Solve the equation identify any extraneous solutions.

9966 [12]

Answer:

Step-by-step explanation:

40+6=12

12*X=645

697+645=12500

then,

X=5 and 8

5 0

3 years ago

Read 2 more answers

The difference of a number N and 9 is fewer than 4

denis23 [38]

Any number less than or equal to 12

5 0

3 years ago

Worth 10 points please help me ASAP!

Y_Kistochka [10]

Answer:

(-1,-1)

Step-by-step explanation:

If you multiply the x and y points of A, (-3,-3), by 1/3 then you find: (-1,-1).

6 0

3 years ago

Solution for 18-3.8t=7.36-1.98

ohaa [14]

$\text{Hello there!}\\\\\text{Solve for t:}\\\\18-3.8t=7.36-1.98\\\\18-3.8t=5.38\\\\\text{Subtract 18 from both sides}\\\\-3.8t=-12.62\\\\\text{Divide both sides by -3.8}\\\\t=3.321053\\\\\text{Round to the nearest hundredths}\\\\\boxed{t=3.32}$

3 0

3 years ago

The grass in jamie yard grew 16 centimeters in 10 days. it growing at a constant rate how many days did the grass to grow 1 cent

Leto [7]

16 cm -10 days
1 cm --- x days

x=1*10/16=5/8=0.625 days

6 0

3 years ago

Read 2 more answers