Answer:
add 3 and divide by 2
Step-by-step explanation:
2x - 3 = 12
add 3 to both sides
2x - 3 +3 = 12 + 3
2x = 15
Now divide bothsides by 2
2
12, -12
sqrt(144)
What number times itself = 144
12*12 = 144
Also -12*-12 = 144
