Answer:
x= 12/7
Step-by-step explanation:
3x+4x=12
Step 1: Simplify both sides of the equation.
(3x+4x)=12(Combine Like Terms)
7x=12
Step 2: Divide both sides by 7.
7x 7 = 12 7 x= 12 7
12/7
75 is the correct answer
1.5 hours i am pretty sure
10
15 = 1/2 * b * 3
15 * 2 = 3 * b
b = 30/3
b = 10 m
