Answer:
Lo averiguaste, lo siento, amigos míos, por haberlos ayudado. pero la respuesta es 456 $.
Step-by-step explanation:
Answer:
-2/3
Step-by-step explanation:
4-2=2, 3 stays same on bottom. -2/3 or -.666667
6x - 5y = 17
7x + 3y = 11
to eliminate x....there is a couple ways to do this...
u can multiply equation 1 by 7 and equation 2 by -6
or
u can multiply equation 1 by -7 and equation 2 by 6
Answer:
73
Step-by-step explanation:
let the number = X
If 139 is added, it becomes= X +139
the result becomes 44less than four time the number
= 4(39)-44 = 156-44 =112
the set up equation becomes
X +39 = 112
solving for the value of X
X = 112-39
X = 73
