lazygames500 lazygames500

13-07-2016
Mathematics

contestada

The expression 3x − 4(2x − 5) is equivalent to the expression 20 − 5x.

True

False

Respuesta :

texaschic101 texaschic101

13-07-2016

3x - 4(2x - 5) = 3x - 8x + 20 = -5x + 20...or 20 - 5x....true

Answer Link

olemakpadu olemakpadu

13-07-2016

3x - 4(2x - 5)

3x - 4*2x - 4*-5 = 3x - 8x + 20

= 20 + 3x - 8x

= 20 - 5x.

Since our final answer (20 - 5x) is the same as (20 - 5x) in the question, so it is equivalent.

True

Answer Link

Otras preguntas

Expand and simplify. (x+4)squared

Can someone show me how to factor this? 5k-35

Can someone help me please

Compute the resistance in ohms of a copper block 5.0 cm long and 0.10 cm2 in cross-sectional area. (ρ = 1.77 × 10-6 ohm-cm)

Is sentence 'James while John had had had had had had had had had had had a better effect on the teacher' grammatically correct?

Expand and simplify. (x+4)squared

What Is a Subplot? Thanks in advance

Were these answers right? It not explain why please xx it's meant to be in12 hour clock

Calculate the conductance of a conduit the cross-sectional area of which is 3.0 cm2 and the length of which is 9.0 cm, given that its conductivity is 0.80 ohm-1

how will you describe the sequence of oxygen carbon dioxide and blood flow?