Respuesta :
Answer:
X=4
Step-by-step explanation:
-2-10x+100=7x+30
-10x+98=7x+30
-17x+98=30
-17x=-68
17x=68
x=4
Answer:
value of x is x=
Step-by-step explanation:
-2-10(x-10)=7x+30
step 1 multiply -10 with the numbers in the parenthesis
-2-10x+100=7x+30
step 2 subtract add -2 to 100
-10x+98=7x+30
step 3 subtract 98 from both sides
-10x=7x-68
step 4 subtract 7x from both sides
-17x=-68
step 5 divide by 17 from both sides
x=4