Question

resolver (4m-6m)-6(8m+7m) , 7(6z-9z)/(8z-5z),8(3a-11a)+5(7a-6a)​

Answer 1

Respuesta:

$(4m-6m)-6(8m+7m)\\-2m-6(15m)\\-2m-90m\\-92m$

$7(6z-9z)-(8z-5z)\\7(-3z)-(-3z)\\-21z+3z\\-18z$

$8(3a-11a)+5(7a-6a)\\8(-8a)+5(a)\\-64a+5a\\-59a$

Saludos!!