Answer:
The answer is x= -21/5
Step-by-step explanation:
Step 1: subtract 2x from both sides
Step 2: add 40 to both sides
Step 3: Divide both sides by -5
Hope this helped
Answer:
b
Step-by-step explanation:
I think it’s a (b) because that one makes sence
x + 7 = 2(3x - 4) Remove the brackets
x + 7 = 2*3x - 4*2
x + 7 = 6x - 8 Subtract 7 from both sides.
x + 7 - 7 = 6x - 8 - 7
x = 6x - 15 Subtract 6x from both sides
x - 6x = - 15
-5x = - 15 Divide by -5
-5x/-5 = -15/-5
x = 3
Answer:letra b
Step-by-step explanation:
