helpPlzPlz helpPlzPlz

03-08-2016
Mathematics

contestada

2(2x - 4) + x = 7

whats x?

Respuesta :

Аноним Аноним

03-08-2016

2(2x-4)+x=7
= 4x-8+x=7
= 4x+x-8=7
= 5x=7+8
= 5x=15 dividing both sides by 5
= x=15/5
= x=3
so x is 3

Answer Link

Otras preguntas

melanie and patrick have different phone services. the relationship of the monthly cost, y dollars, to send or receive x text messages, is a linear function. th

why did fest and huch each refuse to pledge allegiance to Hitler

hundreds fireworks of hundreds of fireworks which one is it?

how many solutions does 8B + 7v - 5 equals -11 + 15b

which can provide the MOST energy in a ecosystem? a mushroom,coyote,a pine tree,a grassy meadow

I have no idea how to do this (screen shot below)

If a rock is thrown upward on the planet Mars with a velocity of 15 m/s, its height above the ground (in meters) after t seconds is given by H = 15t − 1.86t2. (

simplify 5 1/2 - 2 3/4

how do you write a solution set when there are infinite solutions

HURRY PLEASE SOLVE will give brainliest!!!