Question

15 = 2 + 4 -d helppppppppppppppppppppppppppppppp

Answer 1

-9=d
First your have to combine like terms. then your variable can be negative so you have to divide by a negative 1 and that will turn it positive.

Answer 2

d = -9

Explanation:

In order to figure out the value of d, we should isolate it.

So let's give it a shot. Our equation is:

`\bf{15=2+4-d}`

`\bf{15=6-d}`

`\bf{15-6=-d}`

`\bf{9=-d}`

`\bf{d=-9}`

Therefore, the answer is d = -9.