X +15 = 4x
15 = 3x
x=5
Your present age is 5
Answer:
45(a + 2b)
Step-by-step explanation:
45a
step1 in order to factor an integer, we need to repeatedly divide it by the ascending sequence of primes (2, 3, 5...) The number of times that each prime divides the original integer becomes its exponent in the final result
Prime number 3 to the power of 2 equals 9 .
Prime number 5 to the power of 1 equals 5 .

90b
do the same as above
Prime number 2 to the power of 1 equals 2 .
Prime number 3 to the power of 2 equals 9 .
Prime number 5 to the power of 1 equals 5 .

Answer:
I am pretty sure it is a rotation
Step-by-step explanation:
Reflection will look different
Translation is moving things
And Dilation is making the things bigger or smaller
Value=amount times cost per unit
paper=10 times 0.55
pencils=6 times 0.75
she bought 10 paper and 6 pencils
cost=10*0.55+6*0.75=$10.00 total
Answer:
27y +9w -54
Step-by-step explanation:
-9(-3y-w+6)
Distribute
-9*-3y -9*-w -9 *6
27y +9w -54