3 years ago

Solve and describe the steps used to find x for the equation : 7x - 4 = -4x + 18

Mathematics

2 answers:

nadya68 [22]3 years ago

5 0

Answer:

Isolate the variable by dividing each side by factors that don't contain the variable.

x = 2

Step-by-step explanation:

puteri [66]3 years ago

3 0

Answer:

x = 2

Step-by-step explanation:

$7x - 4 = - 4x + 8 \\ 7x + 4x = 18 + 4 \\ 11x = 22 \\ x = 2$

You might be interested in

A triangle has sides lenghts of 6.8cm, 28.5cm and 29.3cm. is this a right angled triangle

EleoNora [17]

Answer:

Yes it is a right angled triangle

Step-by-step explanation:

If its a right triangle it would satisfy the Pythagoras theorem.

29.3^2 = 858.49

28.5^2 = 812.25

6.8^2 = 46.24

Adding the last 2 values:

812.25 + 46.24

= 858.49

So YES.

6 0

2 years ago

What is Given f(x)=-5x+1. what is f(-3) A. 19 B. 9 C. 16 D. -14

san4es73 [151]

The answer is going to be C

5 0

3 years ago

Read 2 more answers

What is 58.8 in word form

Taya2010 [7]

Answer:

It fifty-eight and eight tenths

Step-by-step explanation:

4 0

2 years ago

Read 2 more answers

Please solve this question if you do you'll recieve the good 10 points

Ilia_Sergeevich [38]

Answer:

Step-by-step explanation:

Ratio of corresponding sides of similar triangles are:

AD/AB = DE/BC

Substitute values

(9+3)/3 = 12/x
4 = 12/x
x = 12/4
x = 3

8 0

3 years ago

Samantha’s mom has a koi fish pond at the corner of her backyard. Samantha wanted to install a brick walkway on two sides of the

nika2105 [10]

Answer:

A- 3x2= 6

6 divided by 2 is 3

B- flip it around with division first

Step-by-step explanation:

8 0

3 years ago