sumook7414 sumook7414
  • 04-02-2020
  • Mathematics
contestada

What is the value of x in the equation 7x + 2y = 48. when y = 3?
x=6
x=7
x=8
x=9

Respuesta :

graylynrhee
graylynrhee graylynrhee
  • 04-02-2020
substitute in 3 for y to solve for x. set up the equation 7x+2(3)=48. so that's 7x+6=48. subtract six from both sides to get 7x=42. divide both sides by 7 to get x=6.
Answer Link
quen1972 quen1972
  • 04-02-2020
If you do the problem correctly It would be x=6
Answer Link

Otras preguntas

If five slices of pizza cost $5.50, how much do two slices cost? Ten slices? Half a slice ?
Write the number that matches the clues My number has 2 hundreds. The tens digit is 9 more than the ones digit
Give 5 natural examples of unbalanced forces around us. Other than friction.
Convert 14mm to its equivalent in m using dimensional analysis
Write the name of a shape that has no sides and no vertices
A mountain climber camped at an elevation of 18,492 feet. the following day the climber descended 2,516 feet to another campsite. Type a numerical expression
Solve proportions 13/25 = p/100
If five slices of pizza cost $5.50, how much do two slices cost? Ten slices? Half a slice ?
2x-y=-63x-4y=-4Solve using elimination and then substitution
can you simplify 25/4? if so, how?