lstaple13 lstaple13

28-04-2020
Mathematics

contestada

Which equation is false for x = 4?

A) 2x − 8 = 0
B) 3x + 6 = 18
C) 4x + 5 = 25
D) 5x − 4 = 16

Respuesta :

aliyahayob aliyahayob

28-04-2020

C) is the false equation

4x+5=25
4x=25-5
4x=20
x=20÷4
x=5

Answer Link

jaime43 jaime43

28-04-2020

Answer:

B

Step-by-step explanation:

2x-8= substitute 2×4=8. 8-8=0 A=true

3x+6= substitute 3×4=12.12-18= 6. B=false

Answer Link

Otras preguntas

How much water, in liters, must be added to 0.5 L of 6 M HCl to make it 2 M? a. 0.33 b. 0.5 c. 1 d. 1.5 e. 2

If x>2,then x2-x-6/x2-4=

What is the volume of a 3.00M(mol/L) solution made with 122g of LiF?

Factor the expression. x2 - 22x + 40

during 4 days the price of the stock of pev corporation went up 1/4 of a point down 1/3 of a point and up 7/10 of a point what is the net change

during 4 days the price of the stock of pev corporation went up 1/4 of a point down 1/3 of a point and up 7/10 of a point what is the net change

if all sides of a cube are multiplied by 6, by what factor does the volume increase?

what changes did the British make in the American colonies?

If 0° < x° < 90° and sin x = 1/2 , then cos x = ?

A building measuring 90m by60m is to be built. A paved area of uniform will surround the building. The area is to have an are of 9000 metres squared. How wide