X - 5 = 10
add 5 to each side
X - 5 + 5 = 10 + 5
X = 15
-----------
check in original equation
15 - 5 = 10
10 = 10
checks
remember, adding a positive and negative integer of the same absolute value = 0. - 5 + 5 = 0
Chat with our AI personalities
x=5
x=5. 10x-4x (6x) +10-6x (=10) If 10 is 2x, x=5.
X = 10 7x-5=65 +5 +5 7x=70 /7 /7 So X=10
2x - 5 = 15 2x = 20 x = 10
x = -5 x = 2