Respuesta :
24/8 = 3
so we know that what's in the "()" has to equal 3
-1 + 4 = 3
there for A equals -1
so we know that what's in the "()" has to equal 3
-1 + 4 = 3
there for A equals -1
8(a+4)=24
÷8 ÷8 {divide each side by 8
a+4=3
-4 -4 {subtract 4 from both sides to isolate the variable
a=-1
÷8 ÷8 {divide each side by 8
a+4=3
-4 -4 {subtract 4 from both sides to isolate the variable
a=-1