4 years ago

How do you solve this problem 8a+a-3=6a-2a-3

2 answers:

7 0

$8a+a-3=6a-2a-3\\\\9a-3=4a-3\ \ \ \ /+3\\\\9a-3+3=4a-3+3\\\\9a=4a\ \ \ \ /-4a\\\\9a-4a=4a-4a\\\\5a=0\ \ \ \ /:5\\\\5a:5=0:5\\\\a=0$

Mashcka [7]4 years ago

5 0

Ok so => 8a + a -3 = 6a -2a -3
9a - 3 = 4a -3
-3 on both sides is gone so 9a = 4a
9a - 4a =0 => 5a = 0 so a=0

You might be interested in

The formula for the volume of a cylinder is Y = gr). Solve y = grn for h, the height of the cylinder. O A. = O B. has Yr2 OC. h

gregori [183]

Since we have to solve the given formula for h(height) so, the correct option is (a)

4 0

3 years ago

A couple plans to have three children. What is the probability that

Hitman42 [59]

Answer:

1:3 is the probability

Step-by-step explanation:

8 0

3 years ago

-x+ y = 12<br> x-2y=3<br><br> Please help

grigory [225]

Answer:

x=-27, y=-15

Step-by-step explanation:

In the attached file

7 0

3 years ago

Read 2 more answers

The radius of a circle is one yard. what is the diameter?

Stels [109]

The diameter is two times the radius.

2 * 1 = 2

So the diameter is 2 yards.

5 0

3 years ago

Read 2 more answers

In order to maintain a healthy weight, an average adult dog that weighs 20 kilograms must consume 11 grams of dog food per kilog

masha68 [24]

2 cups of dog food is 194 grams and 3 cups is 291 grams.
The dog needs 220 grams. So at most 3 cups of dog food. Wish I could simplify more but I can't. sorry.

6 0

3 years ago