simplify the expression and find the value if x is equal to 2 and Y = 1 . 4[x+y]+7y+4x-3=4
Answers
Answer:
= 4(x+y) + 7y + 4x - 3 = 4
= 4(2+1) + 7*1 + 4*2 - 3 = 4
= 4*3 + 7 + 8 - 3 = 4
= 12 + 7 + 8 - 3 = 4
= 19 + 8 - 3 = 4
= 27 - 3 = 4
= 24 = 4
= 24 - 4
= 20
Step-by-step explanation:
Hope it helps.
Step-by-step explanation:
Get the algebraicexpressions in the following cases using variables, constants and arithmetic operations.
(i) Subtraction of z from y.
(ii) One-half of the sum of numbers x and y.
(iii) The number z multiplied by itself.
(iv) One-fourth of the product of numbers p and q.
(v) Numbers x and y both squared and added.
(vi) Number 5 added to three times the product of number m and n.
(vii) Product of numbers y and z subtracted from 10.
(viii)Sum of numbers a and b subtracted from their product.
ANSWER:
(i) y − z
(ii)
(iii) z2
(iv)
(v) x2 + y2
(vi) 5 + 3 (mn)
(vii) 10 − yz
(viii) ab − (a + b)