Equation - 7th grade (12y) - math problems - page 24
- A number
A number increased by 7.9 is 8.3
MG=7x-15, FG=33, x=? Point M is the midpoint of FG. Find unknown x.
Which decimals when subtracted equal 3.89: a - b = 3.89
- The quotient
The quotient of g and 55 is the same as 279. What is g?
- Find unknown
Find unknown numerator: 4/8 + _/8 = 1
Given 2x =0.125 find the value of x
Solve equation with fractions: 2x/3-50=40+x/4
- 1.5 divided
1.5 divided by 1 = w divided by 4
- Mother and daughter
Mother is 44 years old, her daughter 14. How many years ago was her mother four times older than her daughter?
- Wood dividing
Which equation calculates the number of 1/3-foot pieces that can be cut from a piece of wood that is 7 feet long?
- Midpoint 5
FM=3x-4, MG=5x-26, FG=? Point M is the midpoint of FG. Use the given information to find the missing measure or value.
- Midpoint 6
FM=8a+1, FG=42, a=? Point M is the midpoint of FG. Find unknown a.
- Far country
In a country far away, the value of 3 pesos is 12 centavos more than the value of 1 peso. How many centavos is 1 peso worth?
- Find midpoint
FM=5y+13, MG=5-3y, FG=? M is the midpoint of FG. Use the given information to find the missing measure or value.
- Examination 2
In an examination, a teacher awards 2 marks for every correct answer and subtract a mark for every wrong answer. If there are 20 questions and a child scored 25 marks how many correct answer did the child get?
- Missing number
Blank +1/6 =3/2 find the missing number
- Bag of peanuts
Joe eat 1/3 of a bag of peanuts, mark eat 1/4 of the remaining in the bag of peanuts, Alvin eat 1/2 of the remaining bag of peanuts, peter eat 10 peanuts, there are 71 peanuts left. Hon many peanuts were in the bags?
- One third
If 3/5 is 360, how much is 1/3?
Solve the following equation with fractions: h + 1/3 =5/3
- Fraction + eq
Solve following simple equation with fractions: -5/6(8+5b) = 75 + 5/3b
Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?