What’s 640,409,210 in expanded form

Too solve for expanded form, write each number with value separately.

600,000,000 + 40,000,000 + 400,000 + 9,000 + 200 + 10 is your answer

hope this helps

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation:

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm