Lindseylou51 Lindseylou51

05-09-2017
Mathematics

contestada

The difference of twice a number and 7 is 9

Respuesta :

kphung76127 kphung76127

05-09-2017

2x-7=9

Add 7 to both sides
2x=16

Divide both sides by 2
x=8

Final answer: The number is 8

Answer Link

sarahphan2003 sarahphan2003

05-09-2017

The answer is 8. Twice of 8 is 16. 16- 7 is 9

Answer Link

Otras preguntas

what letter or symbol that represents some unknown value

parenting can be stressful, and parents make mistakes, too. what should parents do if they make a mistake?

what is the value of 54 – 4a^2 3b^3 when a = -2 and b = 4? 4. solve the equation for b:

what dose hasta pronto mean

simplify 72 meters over1.5 cenimeters

is the underlined verb in the sentence a linking verb or an action verb? i bought some books at the yard sale yesterday. a. action verb b. linking verb

quantity x squared minus 3 x minus 54 over quantity x squared minus 18 x plus 81 times quantity x squared plus 12 x plus 36 over quantity x plus 6.

Theo is tracking the growth of his plant. When he got the plant, it was 2 cm high. It grows 0.5 cm per day. Which graph represents the growth of the plant?

27. some farmers use manure on their crop fields. how does this help the plants?

Look at the potential energy diagram for a chemical reaction. Which statement correctly describes the energy changes that occur in the forward reaction? The ac